Help me please. Today I have to turn this in.

Help Me Please. Today I Have To Turn This In.

Answers

Answer 1
To make the first equation true by adding parentheses, we need to clarify the order of operations by performing the division before the subtraction:

4 x (32 - 1) ÷ 2 = 63

Therefore, the corrected equation is:

4 x (32 - 1) ÷ 2 = 63

To make the second equation true by adding parentheses, we need to clarify the order of operations by performing the exponentiation before the addition and subtraction:

7 x (3 + 6) - 2^2 = 59

Therefore, the corrected equation is:

7 x (3 + 6) - 2^2 = 59
Answer 2
Answer:
1. 4 * (3^2 - 1) / 2 = 16
2. 7 * (3 + 6) - 2^2 = 59

Related Questions

The radius of container M is 3 inches and the height is 9.5 inches. A cook has
several boxes of sugar that are each the same size and volume. The cook empties 1
box of sugar into container M. He then empties of another box of sugar into
container M to completely fill it. What is the approximate volume, in cubic Inches, of
1 box of sugar?

Answers

The volume of container M can be calculated using the formula for the volume of a cylinder:

V = πr^2h

where V is the volume, r is the radius, and h is the height.

Substituting the given values, we have:

V = π(3 in)^2(9.5 in)

V ≈ 254.47 cubic inches

Let x be the volume of one box of sugar. According to the problem, the cook emptied one box of sugar into the container, and then added some fraction of another box to completely fill it. This means that the total volume of sugar added is equal to 1 + some fraction of x.

We can set up an equation to solve for x:

1 + (1/n)x = 254.47

where n is the fraction of the second box of sugar added.

Solving for x, we get:

x = (254.47 - 1) n

x = 253.47n

To find the value of n, we can subtract 1 box of sugar from the total volume added, and then divide by the volume of one box:

n = (254.47 - 1) / x

n = 253.47 / x

Substituting the expression for x from above, we get:

n = 253.47 / (253.47n)

n^2 = 253.47 / 1

n ≈ 15.93

Therefore, the volume of one box of sugar is approximately:

x ≈ 253.47 / 15.93

x ≈ 15.91 cubic inches

Which graph represents the function f (x) = 3 +4?

Answers

The answer is C.

The graph that closely matches the function is graph C.

In the graph shown below, what is f(2)?
A. f(2) = 2
B. f(2) = 1
C. f(2) -1 and f(2) = 2
D. f(2) doesn't exist

Answers

Option C is correct. f(2) - 1 and f(2) = 2.

What is the equation of a line parallel to y=-5x+3 that passes through (3,7)

Answers

y=-5x+22 is the answer

what is the value of the expression 2x^2-5xy when x =-3 and y=8?

Answers

Answer:

156

Step-by-step explanation:

Final answer:

The value of the expression 2x^2 - 5xy when x = -3 and y = 8 is 138.

Explanation:

To find the value of the expression, 2x^2 - 5xy, when x = -3 and y = 8, we just need to substitute the given values into the expression.

So, 2x^2 - 5xy becomes 2*(-3)^2 - 5*(-3)*8 = 2*9 + 15*8 = 18 + 120 = 138

Therefore, the value of the expression 2x^2 - 5xy when x = -3 and y = 8 is 138.

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A seagull is 23 meters above the surface of the ocean. What is its elevation?

Answers

Answer: 23 meter

Step-by-step explanation:

meters "above"

elevation means the distance above sea level

amelia started with $54, and spent $6 each day at camp. she has $18 left.write and solve an equation that can be used to find in how many days, d she has left at camp.which equation can be used to determine how many days d she was at camp?

Answers

Amelia was at camp for 6 days. The equation used to determine how many days(D) she was at camp is C x D = 6D and S - (C x D) = E

Given data:

S = initial amount = $54

D = the number of days

C = the cost per day = $6

E: the ending amount = $18

Amelia started with S=$54 and spent C=$6 each day at camp.

Therefore, the total amount she spent at camp is given in an algebraic expression that states the product of two variables:

C x D = 6D

Next, she ended with E=$18. So, the equation can be written in algebraic expression that states the difference between the variable:

S - (C x D) = E

Substituting the values in the equation we get:

54 - 6D = 18

54 - 18 = 6D

36 = 6D

D = 6

Therefore, Amelia was at camp for 6 days.

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In a tuition centre 70% students have studied Maths and 30% have studied English. If all the students who study English also study Maths and 150 did not study both the subjects, find the number of students who study Maths but not English.​

Answers

Let's assume the total number of students in the tuition center as "T".

Given that 70% of the students have studied Maths, which means 0.7T students have studied Maths.

Similarly, 30% of the students have studied English, which means 0.3T students have studied English.

Also, given that all students who studied English also studied Maths. So, the number of students who studied only Maths will be 0.7T - 0.3T = 0.4T.

Now, we know that 150 students did not study both subjects.

Let's represent the number of students who studied both subjects (Maths and English) as "x".

So, the number of students who studied only Maths will be (0.7T - x) and the number of students who studied only English will be (0.3T - x).

According to the given information, the total number of students who did not study both subjects is 150.

Therefore, we can write an equation as:

0.7T - x + 0.3T - x + x = T - 150

Simplifying this equation, we get:

1.4T - x = T - 150

0.4T = x - 150

Now, substituting the value of x = 0.3T (as all students who studied English also studied Maths), we get:

0.4T = 0.3T - 150

0.1T = 150

T = 1500

So, the total number of students in the tuition center is 1500.

Now, the number of students who studied only Maths will be (0.7T - x) = 0.4T = 0.4 × 1500 = 600.

Therefore, 600 students studied Maths but not English.

Your friend just purchased a new sports car for $32,000. he received $6,000 for his trade in and he used that money as a down payment for the new sports car. he financed the vehicle at 6.76% apr over 48 months with a monthly payment of $619.15. determine, from the given information, the finance charge. a. $3,719.20 b. $5,476.10 c. $4,610.64 d. $6,000

Answers

The finance charge is $3,723.20, which is closest to option A, $3,719.20.

The total amount of financing that your friend needed for the new sports car was:

$32,000 purchase price - $6,000 trade-in value = $26,000

Your friend financed $26,000 at 6.76% APR over 48 months, with a monthly payment of $619.15.

We can use the monthly payment and the APR to calculate the finance charge over the 48-month period. The finance charge is the difference between the total amount paid (48 months x $619.15 = $29,723.20) and the original amount financed ($26,000).

Finance charge = Total amount paid - Original amount financed

= $29,723.20 - $26,000

= $3,723.20

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The price of a regular snowcone at Icy's Snowcone Stand is $2.85

Find the volume of a regular snowcone.

Find the price per cubic inch of a regular snowcone.
6in and 3in

Answers

The volume of a regular snowcone is 56.52 in³.

The price per cubic inch of a regular snowcone is $0.05.

How to calculate the volume of a cone?

In Mathematics and Geometry, the volume of a cone can be determined by using this formula:

V = 1/3 × πr²h

Where:

V represent the volume of a cone.h represents the height.r represents the radius.

By substituting the given parameters into the formula for the volume of a cone, we have the following;

Volume of cone, V = 1/3 × πr²h

Volume of regular snowcone, V = 1/3 × 3.14 × 3² × 6

Volume of regular snowcone, V = 56.52 in³.

For the price per cubic inch, we have:

Price per cubic inch = Cost/Volume

Price per cubic inch = 2.85/56.52

Price per cubic inch = $0.05

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Can anyone help with this? Sorry about the camera quality

Answers

Yes, the ball reach a height of 25 meters from the ground , got the answer by solving equation given .

what is height ?

Height refers to the vertical distance between a point or an object and a reference level, usually the ground or a specific reference point. In the given context, height refers to the vertical distance of the ball from the ground at any given time, as modeled by the function h(t) = -5t² +7t+24.

In the given question,

h(t) = -5t² +7t+24

To find the time it takes for the ball to reach a height of 25 meters, we set h(t) equal to 25 and solve for t:

-5t² + 7t + 24 = 25

Simplifying, we get:

-5t² + 7t - 1 = 0

Using the quadratic formula, we get:

t = (-(7) ± √((7)² - 4(-5)(-1))) / (2(-5))

t = 1.4 seconds or t = 0.143 seconds (rounded to three decimal places)

Therefore, the ball will reach a height of 25 meters after 1.4 seconds or 0.143 seconds.

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a bottle of soap cost 3.45 for 15 ounces. what is the cost per ounce?

Answers

Answer:

Step-by-step explanation:

15 divided by 15 is 1

3.45 divided by 15 is 0.23

The cost per ounce is 23 cents, or $0.23

Please lmk asap, I’m so lost.

Answers

The complete table is:

x       f(x)

-8       -8

-1        -8

1          -8

And the graph can be seen in the image at the end.

How to complete the table?

Here we have the function:

f(x)  = -8

This is a constant function, for every input that we use, the output will be the same one, then:

f(-8) = -8

f(-1) = -8

f(1) = -8

Then the complete table is:

x       f(x)

-8       -8

-1        -8

1          -8

And the graph of these 3 points can be seen in the image at the end.

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Tyler’s fish tank has 12 orange fish and 4 grey fish. What is the ratio of orange fish to Grey fish

Answers

Answer:

12:4

=3:1 (Simplified )

Mr. Sonny's science class is calculating the average number of blinks per minute. Jan blinks 100 times in 5 minutes. What is her blinking rate, in blinks per minute?

Answers

To find Jan's blinking rate in blinks per minute, we can divide the total number of blinks by the number of minutes.

Jan blinked 100 times in 5 minutes.

100/5 = 20

Therefore, Jan blinks at a rate of 20 blinks per minute.

So her blinking rate is:

Please help quickkkkkkk

Answers

2(6×7) + 2(3×7) + 2(3×6)

= 162

Find the Area of the figure below, composed of a rectangle with a semicircle removed from it. Round to the nearest tenths place.

Answers

Step-by-step explanation:

as the description says, the area is a rectangle (8×4) minus the half-circle at the right.

the radius of the (half-)circle is 4/2 = 2, as 4 is the diameter.

the area of the circle is

pi×r² = pi×2² = 4pi

the area of the half-circle is then

4pi/2 = 2pi

the area of the rectangle is

8×4 = 32

the total area is

32 - 2pi = 25.71681469... ≈ 25.7 square units

Answer:

  25.7 square units

Step-by-step explanation:

You want the area of a 4 × 8 rectangle with a semicircle of diameter 4 removed from the end.

Area

The area of the enclosing rectangle is ...

  A = LW

  A = (8)(4) = 32 . . . . . square units

The are of the missing semicircle is ...

  A = 1/2πr² . . . . . . where r is half the diameter

  A = 1/2π(4/2)² = 2π ≈ 6.3 . . . . . square units

Then the area of the figure is ...

  A = rectangle - semicircle = 32 -6.3 = 25.7 . . . . . square units

The area of the figure is about 25.7 square units.

Maceeey's family wants to buy a new desktop computer. The sides of the screen are 20 inches by 24 inches. What is the diagonal of the screen?​

Answers

I think you have to multiply these two numbers

If you do 20x24=480
Hope that helps!

Para jugar un juego, se lanza un cubo con cuatro caras numeradas del 1 al 6 y se lanza una moneda imparcial. ¿Cuál es la probabilidad de que caiga en cara y sacar un 3 o un 5?​

Answers

El cubo tiene cuatro caras numeradas del 1 al 6, lo que significa que hay un total de 4 posibles resultados en los que se puede obtener un 3 o un 5.

La moneda tiene dos caras, y dado que es imparcial, hay una probabilidad del 50% de que caiga en cara.

Entonces, la probabilidad de que se lance el cubo y la moneda al mismo tiempo y se obtenga un 3 o un 5 y una cara es igual a la probabilidad de obtener un 3 o un 5 multiplicada por la probabilidad de obtener una cara en la moneda.

La probabilidad de obtener un 3 o un 5 es de 2/6, o 1/3. La probabilidad de obtener una cara en la moneda es de 1/2.

Por lo tanto, la probabilidad total es:

1/3 x 1/2 = 1/6

La probabilidad de que caiga en cara y sacar un 3 o un 5 es de 1/6 o aproximadamente 0.1667.

Find X in this equation: 5x^2-5x-30=0

x=? x=???

Answers

Answer:

x1 = -2;

x2 = 3

Step-by-step explanation:

[tex]5 {x}^{2} - 5x - 30 = 0[/tex]

Solve this quadratic equation (a = 5; b = -5; c = -30)

[tex]d = {b}^{2} - 4ac = ( { - 5})^{2} - 4 \times 5 \times ( - 30) = 25 + 600 = 625 > 0[/tex]

x1 = (-b - d) / 2a = (5 - 25) / 2 × 5 = -20 / 10 = -2

[tex]x2 = \frac{ - b + \sqrt{d} }{2a} = \frac{5 + 25}{2 \times 5} = \frac{30}{10} = 3[/tex]

The path of the basketball is modeled by the equation h() = −.25 + 2 + 4 where t is the time in seconds and h(t) is the height of the basketball at time t. What type of vertex (minimum or maximum) would this quadratic function create? Explain, using any method, how you found your answer.

Answers

To determine the type of vertex created by this quadratic function, we need to find the vertex of the parabola. The vertex of a parabola is the point where the parabola reaches its minimum or maximum value.

What is the vertex of a quadratic function?

The given equation [tex]h(t) = -0.25t^2 + 2t + 4[/tex] represents the height of the basketball as a function of time.

The vertex of a quadratic function in the form of   [tex]f(x) = ax^2 + bx + c[/tex] can be found by using the formula:

[tex]x = -b/2a[/tex]

[tex]y = f(x) = a(x^2) + bx + c[/tex]

where (x,y) is the vertex of the parabola.

Comparing this with the given equation  [tex]h(t) = -0.25t^2 + 2t + 4[/tex] , we see that a = -0.25, b = 2, and c = 4.

Substituting these values in the formula, we get:

[tex]t = -2/(2\times(-0.25)) = 4[/tex]

[tex]h(4) = -0.25(4)^2 + 2(4) + 4 = 6[/tex]

Therefore, the vertex of the parabola is [tex](4, 6)[/tex] . Since the coefficient of the t^2 term is negative, the parabola opens downwards, and the vertex represents the maximum point of the parabola. The quadratic function   [tex]h(t) = -0.25t^2 + 2t + 4[/tex] would create a maximum vertex.

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QUICK! I need help with this one please

Answers

The first term of the polynomial in standard form must be 4y⁴

If Julian wrote the last term as -3x⁴, the terms with the highest degree must have a coefficient of 3.

To get the standard form, we need to combine like terms and arrange the terms in descending order of degree.

The polynomial can be simplified as follows:

4x²y²-2y⁴-8xy³+9x³y+6y⁴-2xy³-3x⁴+x²y²

= -3x⁴ + (4x²y² + x²y²) + (-2y⁴ + 6y⁴) + (-8xy³ - 2xy³) + 9x³y

= -3x⁴ + 5x²y² + 4y⁴ - 10xy³ + 9x³y

Therefore, the standard form of the polynomial is

-3x⁴ + 5x²y² + 4y⁴ - 10xy³ + 9x³y

= 4y⁴ + 5x²y² + -3x⁴ - 10xy³ + 9x³y

The term with the highest degree is -3x⁴, and the terms are arranged in descending order of degree. The answer is not one of the options given.

Therefore, the first term of the polynomial in standard form must be 4y⁴.

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Determine if each situation is a rotation, a translation, or a reflection

Answers

A shape is moved to the right by 5 units. Transformation: Translation

A shape is flipped over a line. Transformation: Reflection

A shape is rotated 90 degrees clockwise. Transformation: Rotation

A shape is moved diagonally to the left and up by 3 units. Transformation: Translation

A shape is reflected over the line y = x. Transformation: Reflection

What is Translation?

In geometry, a translation is a type of transformation that moves every point of a figure or an object in a straight line without changing its size, shape, or orientation. It is also referred to as a slide.

To perform a translation, you select a vector (which determines the distance and direction of the movement) and apply it to every point of the figure or object. For example, if you want to translate a shape 4 units to the right and 2 units up, you would add 4 to the x-coordinates of all the points and add 2 to the y-coordinates of all the points.

Situation 1: A shape is moved to the right by 5 units.

Transformation: Translation

Situation 2: A shape is flipped over a line.

Transformation: Reflection

Situation 3 : A shape is rotated 90 degrees clockwise.

Transformation: Rotation

Situation 4 : A shape is moved diagonally to the left and up by 3 units.

Transformation: Translation

Situation 5: A shape is reflected over the line y = x.

Transformation: Reflection

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Complete question:

Determine if each situation is a rotation, a translation, or a reflection.

In a lab experiment, a population of 250 bacteria is able to triple every hour. Which equation matches the number of bacteria in the population after 8 hours?

Answers

Answer: 5,250

Step-by-step explanation:

250x3=750

750x7

i need to identify the value of x that makes each pair of ratios equivalent


1. 2:x and 12:18
2. 5:15 and x:3
3. x:4 and 45:20
4. 21 to x and 7 to 10
5. x to 50 and 16 to 25
6. 6 to 8 and 18 to x
7. 9/36 and x/4
8. 42/22 and 21/x
9. x/7 and 5/1
10. 20/x 4/8


i cant even understand the subject its too hard for me

Answers

Answer:

lbozo

Step-by-step explanation:

In the diagram below, find the indicated segment length. Assume that lines or segments which appear to be tangent are tangent.

Answers

Step-by-step explanation:

16 is tangent and the radial (12) is perpendicular

so this is a right triangle

   Use Pythagorean theorem

      ?^2  = 12^2 + 16^2

?^2 = 400

? = 20 units

find the product of 4x(x+6)

Answers

Answer:

4x^2 + 24x.

Step-by-step explanation:

To find the product of 4x(x+6), we can use the distributive property of multiplication.

4x(x+6) = 4x * x + 4x * 6

= 4x^2 + 24x

Answer: 16x

Explanation:

4x(x+6)

4x+12x

16x

For the following image, find x :

x =

Answers

Answer:

x = 11

Step-by-step explanation:

[tex] \frac{8}{48} = \frac{x}{x + 55} [/tex]

[tex]8(x + 55) = 48x[/tex]

[tex]8x + 440 = 48x[/tex]

[tex]40x = 440[/tex]

[tex]x = 11[/tex]

For the situation is below, define a random variable X for the situation, and then decide if they follow a binomial distribution model by commenting on the floor requirements.

1. You roll a DnD (20-sided), 20 times and record the number that shows on the dice.

Answers

After answering the presented question, we can conclude that The equation number of trials is predetermined: We're going to roll the dice 20 times.

What is equation?

An equation is a statement in mathematics that shows that two expressions are equal. It consists of two sides separated by an equal sign (=). For example, 2 + 3 = 5 is an equation because the expression on the left-hand side (2 + 3) is equal to the expression on the right-hand side (5).

Equations are used in many areas of mathematics, science, and engineering to describe relationships between quantities and to solve problems. For example, equations are used to model physical phenomena, such as the motion of objects, the behavior of fluids, and the propagation of waves. They are also used in finance, statistics, and many other fields to analyze data and make predictions.

In this case, the random variable X reflects the number of times a specific number appears after rolling a 20-sided die 20 times.

To see if this situation fits the binomial distribution model, we must look at the four conditions listed below:

The trials are impartial: Each throw of the dice is distinct from the others.

There are just two possibilities: Each roll can produce one of the 20 numbers or none at all.

The likelihood of success is constant: The probability of rolling a given number on a 20-sided dice is the same for each roll.

The number of trials is predetermined: We're going to roll the dice 20 times.

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a survey revealed that 21.5% of the households had no checking account, 66.9% had regular checking accounts, and 11.6% had now accounts. of those households with no checking account 40% had savings accounts. of the households with regular checking accounts 71.6% had a savings account. of the households with now accounts 79.3% had savings accounts. the probability that a randomly selected household has a savings account is:

Answers

The probability that a randomly selected household has a savings account is  57.16%. therefore, correct option is (C) 57.16%.

Given,

A survey revealed that 21.5% of the households had no checking account.

Of those households with no checking account, 40% had savings accounts.= 21.5% × 40%= 0.086%66.9%

had regular checking accounts. Of the households with regular checking accounts,

71.6% had a savings account.= 66.9% × 71.6%= 47.8916%11.6% had now accounts.

Of the households with now accounts,

79.3% had savings accounts.= 11.6% × 79.3%= 9.1828%

Therefore, the probability that a randomly selected household has a savings account is:

0.086 + 47.8916 + 9.1828 = 57.16%

So, the correct option is (C) 57.16%.

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