Mathematics Middle School

What is the solution to the equation 5x = 80?
A. 14
B. 16
C. 30
D. 400

Answers

Answer 1

Answer:

B, 16

Step-by-step explanation:

5x = 80

x = 16

Answer 2

Answer:

16

Step-by-step explanation:

1. divide both sides of the equation by the same term (5x/5 80/5)

3. cancel terms thatbare in both the numerator and denominator

4. divide the numbers x = 80/5

5. simplify (x = 16)

Related Questions

Which is the solution of the equation 3y = 18?

a.) y=15
b.) y=1/6
c.) y=6
d.) y=21

Answers

Answer:

The answer is 6 because 3(6) = 18, which can be written as 3 x 6 = 18

I WILL GIVE YOU BRAINLIEST IF YOU GET IT RIGHT AND ANSWER IT IN 5 MINS!!!!
Which angles are pairs of alternate exterior angles? CHECK ALL THAT APPLY!!! MULTIPLY CHOICE!!!

4 lines intersect to form 16 angles. Clockwise from top left, the angles are 1, 2, 3, 4; 5, 6, 7, 9; 9, 10, 11, 12; 13, 14, 15, 16.

A) Angle5 and Angle11
B) Angle7 and Angle12
C) Angle11 and Angle16
D) Angle2 and Angle14
E) Angle4 and Angle6
F) Angle8 and Angle10

Answers

Answer:

I believe its 5 and 11

Step-by-step explanation:

Sorry if this is wrong feel free to correct me! <3

Answer:

im sorry but i only know one which should be D

Step-by-step explanation:

ASAP!!!!!!!!!!!!!If X = 3 centimeters, Y = 4 centimeters, and Z = 6 centimeters, what is the area of the object?

Answers

Answer: 72

Step-by-step explanation:

Answer:

72

Step-by-step explanation:

3x4x6

if anyone could help me with this I'd really appreciate it!

Answers

Answer:

1. This equation has infinite solutions because 6 = 6

2. This equation has one solution because x = -5

3. This equation has no solutions because 8 does not equal 9

Explanation:

Let me know if you need more work shown

please help if you're not going to answer a proper answer then don't because I really need this thank you

Answers

I am sorry if this is not proper but apparently there has to be a diagram...do u have it?

Easy points. Just answer A-H, please.

Answers

A: 9/20
B: -3/20
C: 20/9
D: 24 1/2
E: 1/16
F: -14/75
G: -11 7/40
H: -24
A. 9/15 X 3/4
A=27/60
A=9/20


H.12/5 X -10/1
H=-120/5
H= -24

Hope this helps you

please help meeee !!!

Answers

Answer:

D or A

Step-by-step explanation:

Hope this helps

The correct answer is A

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Cancel Him Or Her Or It

Answers

Answer:

cancelkeyyon2021 cancelkeyyon2021 cancelkeyyon2021 cancelkeyyon2021 cancelkeyyon2021 cancelkeyyon2021 cancelkeyyon2021 cancelkeyyon2021 cancelkeyyon2021

Step-by-step explanation:

Answer:

who is keyyon and why r we canceling him?

Step-by-step explanation:

Please answer these two questions


Q1) Which number is NOT in the solution set of x + 6 < 14?
A)3
B)5
C)7
D)11

Q2) Which number is NOT in the solution set of x - 6 > 10?
A)14
B)17
C)20
D)23

Answers

The answer to the first one is D)11 and the answer to the second is A)14
D and A
The first thing that is a good place for a kid who loves the music

This graph shows how the total distance Jack has walked depends on the number of trips he has made to school.
Total kilometers Jack has walked
2017
9
8
N
Total distance walked (kilometers)
10
0 1 2 3 4 5 6 7 8 9
Number of trips
What is the rate of change?

Answers

Answer:I don’t understand it

Step-by-step explanation:

2 kilometers, I did this :)

Please help me I really need these to be answered. Whoever does it gets 100 points!

Answers

Answer 1:

x=2 and y=2

Answer 2:

No solutions.

Number 7 soultion= 2,2. Number 8 has NO SOLUTION.

How many 2 /3 parts are in 2 wholes? The number of 2 /3 parts in 2 wholes is

Answers

Answer:

The number of 2/3 parts in 2 wholes is 3

Step-by-step explanation:

2/3+2/3+2/3=2

there are three 2/3 in the equation

hope this helps

please mark me brainliest!

Marian is painting a fence that is 72 feet long. She has already painted 5/8 of the fence. How many feet of paint does she have left to paint?

Answers

Answer:

the answer is 22

Step-by-step explanation:

Step-by-step explanation:

5/8 painted

remaining 3/8

3/8 × 72 = you got the answer

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Answers

Answer:

200$

Step-by-step explanation:

Answer:

The price of the stereo was $500

Explanation:

7% means If the price is $100, then sales tax is $7.

So $7 is the tax when the price is $100

Then $35 is the tax when the price will be =

100/7 x 35 = 500

Write an integer to describe the situation AND explain the meaning of zero. 35 FEET BELOW SEA LEVEL

Answers

The answer is -35 because it says below sea level

Sassy Jeans are $190 a pair. If they are 30% off today, how much will they cost?

Answers

Answer:

They are 133$

Plz make me Brianliest

Have a nice day

Step-by-step explanation:

'Percentage' is obtained by multiplying 190 by 30%

30% of 190 is equivalent to multiplying them:

30% × 190 = ?

30% × 190 =

(30 ÷ 100) × 190 =

(30 × 190) ÷ 100 =

5,700 ÷ 100 =

57

The volume of a triangular prism with base area B and height h is Bh. Dean is camping out in his backyard in a tent shaped like a triangular prism. The floor of the tent is one side of the prism, which is 12 feet long. The entrance to the tent is the base of the prism, and it has an area of 24 square feet.
What is the volume of the tent?

Answers

Answer:

12 by 6 by 6

Step-by-step explanation:

can help you me pl2sssss

Answers

Answer:

Answer:

The range is 15

Explanation:

The box and whisker plot is from 5 to 20

The range is:

20 - 5 =15

The range has to be 15

Please help me out please

Answers

For this problem The answer is A
The correct answers is A

100 divided by 32 will give brainliest

Answers

Answer: 3.125

Step-by-step explanation:

The solution of 100 divided by 32 would be 3.125 as shown in the attached image.

Used the concept of division method that states,

The division method is used to distribute a group of things into equal parts. The division is just the opposite of multiplications.

Given that,

100 divided by 32.

Now, we can divide the number as,

100 divided by 32.

100/32

3.125

Therefore, the solution is 3.125.

To learn more about the divide visit:

https://brainly.com/question/28119824

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Help please? I'm dying from this haha

Answers

Answer:

a is 28

Step-by-step explanation:

2a+6 = Matt age

a+2a+6=90

3a+6=90

3a=84

a= 28

4. Jake has m nails and twice as many bolts as nails. He buys another 20 nails and 30 bolts.

a) Find the number of nails he has in terms of m.


b) Find the number of bolts he has in terms of m.


c) What is the total number of bolts and nails he has in terms of m.

Answers

Answer: A because that’s what makes the most sense

Can someone please help me

Answers

She has 6 on Wednesday
Since we know that she has 4/9 left, 4/9 of 27 is 12. So she has 12 on Tuesday. Now 2/4 or 1/2 is left on Wednesday. Half of 12 is 6. So she has 6 left
She has 6 left, if she had 4 Tuesday,
-
9

im so confused right now. how do I do this?

Answers

Step-by-step explanation:

V= L×W×H you only need to know one side to figure out the volume of a cube volume is in 3DimensionsMultiple the sides in any orderwhich side you call length, width, or height doesn't matter

that's how you find the answer.

does that help?

Answer:

13. 3,136 cubic cm

14. 2,496 cubic cm

15. 560 cubic cm

16. 105 cubic cm

17. 1,980 cubic cm

18. 1,122 cubic cm

Step-by-step explanation:

just multiply the numbers together to get the volume.

Put the number by which one you answer and don't put nothing if you don't know it please

Answers

Answer:

ummmmmmmmm

Step-by-step explanation:

A number n plus 50 is equal to 135. Greg says that n equals 185.
Is Greg’s answer reasonable? Why or why not?
A. Yes, because n should be greater than 50.
B. Yes, because n should be greater than 135.
C. No, because n should be less than 50.
D. No, because n should be less than 135.

Answers

d
when you plug in 185 for N it does not equal 135

Answer:

D

Step-by-step explanation:

Got it right

I need help with this graph please I just need the equation thanks!

Answers

Answer:

y=100x+500 hope this helps

Step-by-step explanation:

Answer:

100 as x

500 as y

Step-by-step explanation:

solve for b

4.55 = b/0.4 + 1.3

Answers

Answer:

b=1.3

Step-by-step explanation:

Subtract 1.3 from each side and you get

3.25 = b/0.4

Then you multiply by .4 on each side and you get 1.3. (1.3 is ur answer)

To double check divide 1.3 by .4, you get 3.25, and then add 1.3 and you get ur original answer of 4.55

Maurice finished 14 paintings in 5 days. He painted the same number of paintings each day. Which of the following equations represents the number of paintings Maurice painted each day?
A 14 ÷ 9 = ________
B 9 ÷ 14 = ________
C 14 ÷ 5 = ________
D 5 ÷ 14 = ________

Answers

Just use the calculator on your phone

Answer:

D

Step-by-step explanation:

5 ÷ 14 = 2.8

List the constant(s) in the following expression:



4c - r + 3

Answers

The constant is 3.

In mathematics, a constant term is a term in an algebraic expression that has a value that is constant or cannot change, because it does not contain any modifiable variables.
4 and 3 are the constants
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