Evaluate 7+ (-3x?) for x = 0.




Answers

Answer 1

Answer:

it's just 7

Step-by-step explanation:

because if x is 0 then -3 times 0 will be 0 and 7 + 0 is 7


Related Questions

i’m confused on how to do this can u help me

Answers

Answer:

i think the first one

Step-by-step explanation:

so to do this, you first have to look at what the x means and what the y means

the x means the time

the y means the speed

now we check the graph, from the points (1, 112) and (7, 16) does x decrease? yes it does

so we can cross out all the "increase x "choices, you could choose the answer now, but lets undertstand

when x decreases y also decreases. you can know because when x is 1 y is 112 but when x is 2, y is 96

Mrs. Williamson is projecting a slide on the wall. The image on the slide is 1.25 inches by 1.5 inches. The image projected on the wall is 20 inches by 24 inches. What is the scale factor of the dilation?

Answers

Answer:

Scale factor is 1:16

Step-by-step explanation:

1.25 x 16 = 20

1.5 x 16 = 24

The image on the wall is 16 times bigger than the image on the slide,
that is why the ratio is 1:16

Please help! Will mark brainlyest.

Answers

Answer:

I think c

Step-by-step explanation:

I need some help, please and thank you. :).

Answers

Answer:

right top one

Step-by-step explanation: just separate the formula

Malik deposits $4200 in an account that pays 3. 1% interest compounded weekly. What will be the value of the account in 5 years? Round to the nearest cent

Answers

hmmm now this is assuming is 3.1% per year, with a compounding period per week, now there are 52 weeks in a year.

[tex]~~~~~~ \textit{Compound Interest Earned Amount} \\\\ A=P\left(1+\frac{r}{n}\right)^{nt} \quad \begin{cases} A=\textit{accumulated amount}\\ P=\textit{original amount deposited}\dotfill &\$4200\\ r=rate\to 3.1\%\to \frac{3.1}{100}\dotfill &0.031\\ n= \begin{array}{llll} \textit{times it compounds per year}\\ \textit{weekly, thus fifty two} \end{array}\dotfill &52\\ t=years\dotfill &5 \end{cases}[/tex]

[tex]A=4200\left(1+\frac{0.031}{52}\right)^{52\cdot 5}\implies A=4200\left( \frac{52031}{52000} \right)^{260}\implies A\approx 52775.70[/tex]

What is the simplest form of [tex]\sqrt[3]{7} -\sqrt[5]{7}[/tex]

Answers

Here is the forms of the problem

What are the steps you would have to do to make the original triangle into the new triangle?

Answers

Answer:

I don't clearly understand your question, but if this is on a graph or relating to math simply check the difference in the y intercept. OR see the difference and revers it such as if was mulltiplied by an EXPONENT.

Step-by-step explanation:

Graph:

Check y intercept and the differences in both values.

Regular triangle:

Imagine te steps being taken or revers the original steps.

The volume of the oblique prism is __ mm3. Assume the bases are a rectangular. Hint: Use Cavalieri’s Principle.

Answers

[tex]\bold{ANSWER:}[/tex]

72 mm^3

[tex]\bold{EXPLANATIONS:}[/tex]

24 1/2 feet by 12 4/5 feet=?

Answers

Covert 24 & 1/2, and 12 & 4/5 into decimal form.

Which would give you 24.5 and 12.8.

“by” would mean you have to multiply the two together. And by doing that you get

313.6 or 313 3/5 feet.

Hope this helps.

The mass of substances left in a sample
after the liquid is evaporated is called
the total dissolved solids. Kim split up
2 liters of water into three different
samples and boiled all the liquid away
in each. The masses of solids left in the
three samples were 2.025 grams, 457 mg
and 589 mg. Using the table at the right
how should Kim classify the water?

Answers

This question tests one's knowledge of states of matter. Kim would have to classify the water as gaseous matter in this case.

Why should Kim classify the water as gaseous?

Remember, she boiled all the liquid away. Hence in their evaporated state, the water now assumes a gaseous form.

Matter can exist in various states. They are:

Solids;Liquids;Gaseous;Plasma; andBose-Einstein condensate. (which is Man-made).

Learn more about states of matter at:
https://brainly.com/question/16982523

HELP WHAT IS THE ANSWER TO THISS

Answers

The value of x is 113 because the 3 angles in a triangle add up to 180° so 180 subtracted by 28° and 39° gives the value of angle x.

The value of y is 67° because x and y are supplementary angles which means they add up to 180°. So 180-113 gives y.

The value of z is 49° because if you subtract the 180° that makes up the triangle from 67 and 64, you get 49.

A , B , C , D ??????????????????????

Answers

Answer:

a

Step-by-step explanation:

if this is wrong im sorry

Help Asap!!!! No Links!

Answers

Answer: 18

Step-by-step explanation:

Start by evaluating in the parenthesis

First simplify the exponents

[tex]\frac{3}{4} (2^3+4^2)\\\frac{3}{4} (8+16)[/tex]

Now simplify in the parenthesis

[tex]\frac{3}{4} (8+16)\\\frac{3}{4} (24)[/tex]

Now multiply

[tex]\frac{3}{4} (24)\\\frac{72}{4} \\18[/tex]

forgot how to do dis
i need help with this and explain if you can

and i already tried the answers 18.85 and 28.27
so i don't know what the answer is HElp me

Answers

Answer: Please check the picture attached

Step-by-step explanation:

What is equivalent to 4 times the sum of 3 and x

Answers

Answer:

[tex]\huge\boxed{\bf\: 4 (x + 3) \: and \:  4x + 12 }[/tex]

Step-by-step explanation:

Let the variable be 'x'.

Sum of 3 and x = x + 34 times the sum of 3 and x = 4 (x + 3)

Expression : 4 (x + 3)

On expanding ,

4 (x + 3)

= (4*x) + (4*3)

= 4x + 12 ⟶ equivalent expression to the statement .

[tex]\rule{150pt}{2pt}[/tex]

What is the perimeter of the figure?
15 cm
9 cm
centimeters

Answers

Answer:

48

Step-by-step explanation:

you just multiply both numbers by two and then add

48 you times both numbers

A total of 60 tickets were sold for an concert and earn the organizers $540. If the cost of each ticket is either $6 or $10, how many tickets of each type were sold?

Answers

Answer:

$6 tickets:  16; $10 tickets:  45

Step-by-step explanation:

We need a system of equations to find the number of each type of ticket sold.

Thus, we have [tex]x+y=60[/tex], where x = the number of $6 tickets and y = the number of $10 tickets

We also have [tex]6x+10y=540[/tex]

We can use the elimination method to find y:

[tex]x+y=60\\6x+10y=540\\\\-6(x+y=60)\\\\-6x-6y=-360\\6x+10y=540\\\\(4y=180) / 4\\\\y=45\\\\(x+45=60)-45\\\\x=15[/tex]

pls help me I need the answer with how u did it pls

Answers

Answer:

∠1, ∠3, ∠5 and ∠7 = 126°

∠2, ∠4, ∠6 and ∠8 = 54°

Step-by-step explanation:

∠3 + ∠4 = 180°

If ∠3 = 126°, ∠4 = 54°

The same applies for ∠1 and ∠2, ∠5 and ∠6, ∠7 and ∠8 respectively.

Therefore,

∠1  = 126°,

∠3 = 126°,

∠5 = 126°, and

∠7 = 126°

∠2 = 54°,

∠4 = 54°,

∠6 = 54°, and

∠8 = 54°

Maya has 28 apples, 12 oranges, and 8 mangos. She wants to put an equal number of each kind of fruit into baskets so all the baskets will be the same. How many of each kind of fruit CAN MAYA FIND IN EACH BASKET
A. 4
B. 1, 2 or 4
C. 1 or 4
D. 1, 3, 4, 6, or 8

Answers

Answer:

4

Step-by-step explanation:

We need to find the greatest common factor aka (GCF)

Factors of 28: 1, 2, 4, 7, 14, 28

Factors of 12: 1, 2, 3, 4, 6, 12

Factors of 8: 1, 2, 4, 8

The factor that they all have is 4 so 4 is our answer :)

Have an amazing day!!

Please rate and mark brainliest!!!

For which of the following would not expect to pay an excise tax? a. alchoholic beverages b. firearms c. gasoline d. groceries please select the best answer from the choices provided a b c d

Answers

The best choice for given would not expect to pay an excise tax is,the groceries is not expected to pay an excise tax.

Here we have to determine best choice for the given options would not expect to pay an excise tax.

First we have to know that excise tax

Therefore we have,

What is excise tax?

Excise taxes are taxes that are imposed on various goods, services and activities.

This is because excise taxes are commonly levied on enterprises or goods that are deemed useless or even harmful, such as cigarettes.

Thus, the tax acts as a restraint to people acquiring these goods or services.

Clearly, groceries are important for endurance and are not worthless or dangerous.

Therefore, the groceries is not expected to pay an excise tax.

To learn more about the tax visit:

https://brainly.com/question/25783927

If the volume of a prism is 30m3 and it’s height is 5m what is the area of the base

Answers

Answer:

6[tex]m^{2}[/tex]

Step-by-step explanation:

Any prism volume is V = BH where B is area of base and H is height of prism,

B = 1/2 h(b1+b2) since B is the area of the base

[tex]\frac{v}{h}[/tex]=B if we solve for B from the volume formula

which gives: [tex]\frac{30m^{3} }{5m}[/tex] and the units cancel out to leave 6[tex]m^{2}[/tex] is the area of the base

Two-step
Find the solution set of the inequality
14 - 3x < -1.

Answers

Answer:

x > 5  should be your solution to the inequality.

Step-by-step explanation:

Your inequality: 14 - 3x < -1

You need to do two-step inequalities which are similar to two-step equations but different since you're using an inequality symbol as opposed to an equal sign.

Steps:

14 - 3x < -1

Subtract 14 from both sides

-3x < -1-14

Solve -1-14

That should be -15

-3x < -15


**You have to switch the inequality due to multiplying negatives rule.

While dealing with inequalities, when multiplying negatives the inequality sign should switch to its opposite.

-3x > -15

x > 5

5 is lesser than x

hope it really helps...!!!

Jonny has 19 bottles or dish soap and jeff takes 20 bottles of dish soap he gives 67 back how much dish soap Jonny have

Answers

Answer:

66

Step-by-step explanation:

Violet owns a small business selling clothing. She
knows that in the last week 53 customers paid
cash, 3 customers used a debit card, and 2
a
customers used a credit card.
Based on these results, express the probability
that the next customer will pay with cash or a
credit card as a decimal to the nearest
hundredth.

Answers

Answer:

0.95

Step-by-step explanation:

The probability that the next customer will pay with cash or a credit card is approximately 0.95 or 95%.

What is probability?

It is the chance of an event to occur from a total number of outcomes.

The formula for probability is given as:

Probability = Number of required events / Total number of outcomes.

Example:

The probability of getting a head in tossing a coin.

P(H) = 1/2

We have,

To find the probability that the next customer will pay with cash or a credit card, we need to add the number of customers who paid with cash and the number of customers who paid with a credit card, then divide this sum by the total number of customers:

Number of customers who paid with cash or credit card.

= 53 + 2

= 55

Total number of customers

= 53 + 3 + 2

= 58

,

The probability that the next customer will pay with cash or a credit card is:

= 55/58

= 0.95 (rounded to the nearest hundredth)

Thus,

The probability that the next customer will pay with cash or a credit card is approximately 0.95 or 95%.

Learn more about probability here:

https://brainly.com/question/14099682

#SPJ2

Use the bar graph to find the relative frequency of the event.

Answers

Answer: Its 7 Hope im Right!

Step-by-step explanation:

Answer:

the answer for this question is 7

Step-by-step explanation:

do the math

1:4
2:4
2:8
Equivalent ratios

Answers

Answer:

Equivalent ratios of 1:4 include 2:8, 3:12, 4:16, 5:20, etc. Equivalent ratios of 2:4 include 4:8, 6:12, 8:16, 10:20, etc. Equivalent ratios for 2:8 are 4:16, 6:24, 6:32, and 8:40.

Step-by-step explanation:

Hope this answered ur question, unless you mean if the numbers are equivalent ratios which they arent

Answer: 1:4 is equivalent to 2:8 not but equivalent to 2:4

Step-by-step explanation: To create equivalent ratios of a given ratio, simply multiply the two figures by the same number. 2:8 is a two time multiple of 1:4

If area of cross section of a prism is A cm² and height h cm then find the volume​

Answers

Answer:

Volume= area of cross section*height

so, volume of prism = A*h

Jeffrey’s recipe for oatmeal muffins calls for 2 1/2 cups of oatmeal and makes one dozen muffins. If he makes 3 dozen muffins for a club meeting and 1 1/2 dozen muffins for a family reunion, how much oatmeal will he uses.

Answers

Your answer should be 13 3/4 cups

Which equation represents a line of that has a slope of 4 and passes throufh the point 0,-1

Answers

Answer:

y=4x-1

Step-by-step explanation:

1. Create an equation to for b (y-intercept)

y=4x+b

2. Plug in the x and y values from the point (0,-1)

-1=4(0)+b

3. Solve for b

-1 = b

All together the final equation is y=4x-1

6. Nobu was a part of a cookie eating contest. The company hosting the event made 805 cookies. In the first 15 minutes, the contestants ate 388 cookies. | How many cookies are left at this Songs i point? At this rate, about how long it will take the contestants : to eat all of the cookies?​

Answers

At that point, there would be 417 cookies left. At that rate it would take about 31 minutes.

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