) Which expression is equivalent to
- 7?
(0+21) 10-2
(21)
(6+21)
(6 - 21)
3

Answers

Answer 1
Answer: no expressions are equal to -7.

Related Questions

show work please find the volume of the following irregular space figure to the nearest whole number

Answers

Answer:

144cm^3

Step-by-step explanation:

1) split the figure so you can find the volume of two rectangular prisms.

2) Find the volume of the first rectangular prism with the measurements of 2,       5, and 8. So the volume is 80

3) Find the volume of the second rectangular prism with the measurements of 4, 2, and 8. So you have 64

4) Add the two values 80+64.

5) Then that's your answer; 144

Hope this helps! :D

NO LINKS ACCEPTED -The robot factory is a learning center where children can build robots. The project fee per visit is $15 and each hour of time (x) at the factory costs $4. Jesse goes to the robot factory one afternoon and was charged $40 for the visit. Write an equation that models this situation where X is the number of hours Jesse stands at the robot factory

Answers

Answer:

15 + 4x = 40

Step-by-step explanation:

To construct this equation, we'll list all the values we will include first.

The total fee equals $40, so we'll put 40 on one side of the equation.

On the other side, we have to put the values that make up the total. The fee is made with the project cost plus the hourly rate. The first part of this is the beginning cost, $15. Added to this is the hourly cost, $4, times the number of hours spent. So, the other side of the equation is 15 (the starting cost) plus 4 (the rate) times x (the unknown number of hours).

So, our equation is 15 + 4x = 40.

Good luck ^^

given the graph of g (x) below determine g (1)

Answers

Answer:

-2

Step-by-step explanation:


Several friends decide to arrive at prom in style and rent a limo at a price
of $400.
Write an equation that represents the price per person for the limo rental.

Answers

Answer:

Step-by-step explanation:

O

A tv has a listed price of $610.99 before tax. if the sales tax rate is 9.25%, find the total cost of the tv with sales tax included.​

Answers

Answer:

$667.51

Step-by-step explanation:

610.99 times .0925 is 56.516575. 56.516575 plus 610.99 is 667.506575. That rounded to the nearest cent is 667.51.

Answer: the cost plus tax would be 667.51

The sales tax comes to a total of 56.52

a hemisphere with diameter 5cm Calculate the volume of this hemisphere

Answers

Answer:

v= 262 (3 significant figures)

Step-by-step explanation:

volume of hemisphere= 2/3 * π * r³

v= 2/3 * 22/7* 125

v= 261.799388cm3

v= 262 (3 sf)

Please help! Simplify the following problem.

Answers

Answer:

B. -4y^17

Step-by-step explanation:

4y(2 + y) - (3y +3)
HELPPP

Answers

Answer:

4y² + 5y - 3

roots are:  (-5 ± [tex]\sqrt{73}[/tex]) / 8

Step-by-step explanation:

8y + 4y² - 3y - 3

4y² + 5y - 3

roots are:  (-5 ± [tex]\sqrt{73}[/tex]) / 8

Answer:

4^2 + 5 − 3

Step-by-step explanation:

you multiply those numbers, add these and those, combine these and that. and BOOM. you have your answer UwU

HELP PLEASE DUE SOON (i got the question wrong 2 tries)

Answers

Step-by-step explanation:

Mean number of tickets sold by boys =

Total Number of tickets sold / Number of boys

=

[tex] \frac{(1 \times 4) + (2 \times 3) + (4 \times 1) + (12 \times 1) + (13 \times 1) + (15 \times 3) + (14 \times 2}{4 + 3 + 1 + 1 + 1 + 3 + 2} \\ = \frac{4 + 6 + 4 + 12 + 13 + 45 + 32}{15} \\ = \frac{116}{15} \\ = 7.73(nearest \: hundredth)[/tex]

What is the volume, in cubic feet, of the right rectangular
prism shown by the net? Show your work.

i think it’s upside down turn your phone or something pls

Answers

This is my work. I got 1 2/9. Hope this helps and sorry if it wrong

what is the slope of the line​

Answers

Answer:

The slope equals the rise divided by the run: . You can determine the slope of a line from its graph by looking at the rise and run. One characteristic of a line is that its slope is constant all the way along it.

Answer:

the slope of the line​ is 1

Step-by-step explanation:

The line goes  1 up, 1 right, 1 up 1 right ........

1 divided into 1 = 1

How do you get the answer?

Answers

Answer:

Where's the picture?

36 + (12 - 8) + 2 × 5​

Answers

Answer:

50

Step-by-step explanation:

To answer this we need to use the PEMDAS strategy, first solve any questions in parentheses, next solve all multiplication and division problems from left to right. Next, solve all addition and subtraction problems from left to right.

36 + (12 - 8) + 2 × 5​

36 + 4 + 2 x 5

36 + 4 + 10

40 + 10

50

Answer:

[tex]50[/tex]

Step-by-step explanation:

Follow the PEMDAS order of operations:

Parentheses

Exponents

Multiplication

Division

Addition

Subtraction.

Calculate the Parentheses- (12-8)

This will equal 4.

[tex]36+4+2x5[/tex]

(x= times)

Multiply and divide, left to right.

[tex]2x5=10[/tex]

[tex]36+4+10=50[/tex]

Can someone help me with this?

Answers

Increasing at a decreasing rate.

Graph the equation in a online graph and see how the line looks and compare with the picture attached.

Give the equation (y=mx+b) of the line for the graph below.

Answers

Answer:

y = -2x+3

Step-by-step explanation:

Hard for me to explain through typing but others will say if its right or wrong.

A variable y varies directly with x and the constant of variation is 3. What is the value of y when x = 2?

Answers

Answer:

y = 6

Step-by-step explanation:

y varies directly with x

y = k*x

Where,

k = constant of variation

Find y when x = 2 and constant of variation,k =3

y = k*x

y = 3 * 2

y = 6

Check:

if y = 6 and x = 2, find k

y = k*x

6 = k*2

6 = 2k

k = 6/2

k = 3

Please help I am begging you extra points and BRAINLIEST!!!!!!!

You don’t have to show the work just answers! If you do this it will make my whole life please help!!!!!!!

Answers

1) x= 14

2) x=110

3) x=5

4) x=110

extra

1) x=4

2) x=6

3) x=10

Out of Koley's 15 plants, 6 were carrots. What percentage of plants are carrots?

**And don’t even bother putting a link...

Answers

Answer:

40%

Step-by-step explanation:

➡6/15×100

➡600/15

➡40%

Answer: 40% of the plants are carrots

Step-by-step explanation:

In order to figure out the percentage, we have to find what "part" of the "total" are the carrots, which is given. We already know that 6 of the total 15 plants are carrots. When referring to a percentage, basically we are trying to find out how many carrots there would be, if we were to have 100 plants. So, in order to do so, we would need 100 plants. I'll make it even more simple:

We have 15 plants - 6 of which are carrots

If we were to have

100 plants         - HOW MANY would be carrots??

The answer to our question is also the percentage we are looking for. If we replace HOW MANY with x, than we would have this equation: 15*x=6*100, so 15x=600 and x=40, so the percentage is 40%.

In order to make this easier, as i said in the beginning we are referring to the part of a total, with given numbers, so if we would divide 6 out of 15, we would have 6/15=0.4 , multiplying that number with 100 (for the percentage), you get 40% again, with a faster and easier way. Practice makes perfect.

pls help on these and thku

Answers

The answer is (x-3)(x-5)

Answer:

the second one

Step-by-step explanation:

Does anyone know how to solve this problem

Answers

9514 1404 393

Answer:

  ∠CBE = 59°

Step-by-step explanation:

Adjacent angles of a parallelogram are supplementary.

  ∠BCD +∠CDE = 180°

  ∠BCD +∠CDB +∠BDE = 180°

  (21x -5) +34 +(4x+1) = 180

  25x +30 = 180

  25x = 150

  x = 6

∠CBE = ∠CDE = 34 +(4x +1) = 4x +35 = 4(6) +35

∠CBE = 59°

what 976858587587587587585857587587585858587587585875855785875 x 8587587585858557686875789757556475647385674546738657465478657 = ???????????????????????????????????????????????????????????????????????????

Answers

Answer:

i d k

Step-by-step explanation:

Answer:

976858587587587587585857587587585858587587585875855785875 x 8587587585858557686875789757556475647385674546738657465478657 = bad expression.. literally you can't calculate that

Please hurry I’m not looking forward to failing

Answers

Answer:
110

Explanation:
C shaped angle thing
180 - 70 = 110

Solve the equationnnnnn

Answers

Answer:

9

Step-by-step explanation:

4x - 12 + 2x = 3x + 15

6x - 3x = 15 + 12

3x = 27

x = 9

The arc measure of AB is 74 degrees, What is the Arc measure of CD.

Answers

Answer: 23

Step-by-step explanation:

PLEASE HELP ME!!! lDK WHAT TO DO..

Answers

Answer:

D

Step-by-step explanation:

Think about some easy coordinates. If you plug in x=0, the y coordinate must be 2, eliminating B.

Next, as x becomes larger and larger, the y value decreases. This means that the value inside the bracket must be less than 1. If it is greater than 1, the y value would increase as x increased.

To illustrate, 2 < 2^2 < 2^3 < 2^4

However, 0.5 > 0.5^2 > 0.5^3

You can check this in your calculator if you need to.

Hope that helped! :)

Answer:

D

Step-by-step explanation:

Think about some easy coordinates. If you plug in x=0, the y coordinate must be 2, eliminating B.

Next, as x becomes larger and larger, the y value decreases. This means that the value inside the bracket must be less than 1. If it is greater than 1, the y value would increase as x increased.

To illustrate, 2 < 2^2 < 2^3 < 2^4

However, 0.5 > 0.5^2 > 0.5^3

You can check this in your calculator if you need to.

What is the area of the given circle?

Answers

Answer:

50.26 is the area.

Hope it helps!!!

can u help please :)

Answers

Answer:

z = 8

Step-by-step explanation:

All angles inside a triangle add up to 180 so:

90 + 40 + 5z + 10 = 180

5z + 140 = 180

5z = 40

z = 8

What is the answer for C = π/2

Answers

Answer:

C=5π/2

Step-by-step explanation:

C.Given the figure on the right. Answer the following.

Another Plzz​

Answers

Answer:

10

Step-by-step explanation:

Remark

Technically, we can't. We have no way of knowing what kind of figure we are working with. We can say to you that if this is not at least a parallelogram then no answer is possible.

Opposite sides of a parallelogram are equal.

Equation

2x = x + 5                  

Solution

Subtract x from each side

2x - x = 5

x = 5

HE = 2x

HE = 2*5

HE = 10

Does anyone know the answers? :)

Answers

Q2:

Answer=170.8 sq.ft

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