Quiz about Solving Equations in One Variable

Question 1

In the equation
x + 7 = 12
7 is being added to the variable, x. How should you show your work to isolate the variable and solve the equation?

Accepted Answer

Subtract 7 from both sides. The solution is x = 5.

Answer

Add 7 to both sides.
The solution is x = 19.

Answer

Multiply both sides by 7 The solution is x = 84.

Question 2

y - 33 = 147

Accepted Answer

y = 180

Answer

y = 114

Answer

y = 177

Answer

Answer not Given

Question 3

Solve the equation:
4p = 16

Accepted Answer

p = 4

Answer

p = 12

Answer

p = -12

Answer

p = -4

Question 4

Which equation has w = 8 as the solution?

Accepted Answer

8w= 64

Answer

16w = 240

Answer

16 - w = 9

Answer

4 + w = 10

Question 5

What equation matches this situation?
Robyn had some video games then bought 4 more. Now she has a total of 10 games.

Accepted Answer

v + 4 = 10

Answer

v - 4 = 10

Answer

10 - 4 = v

Answer

Answer not Given

Question 6

What do you call when you add two opposite numbers?

Accepted Answer

Additive Inverse

Answer

Inverse Operations

Answer

Adding Opposites

Answer

Opposite Operations

Question 7

What do you call the number in front of a variable that is being multiplied?

Accepted Answer

Coefficient

Answer

Constant

Answer

Variable

Answer

Equation

Question 8

Solve:

y + 9 = -10

Accepted Answer

-19

Answer

1

Answer

-1

Answer

19

Question 9

Solve:

11 = x - 7

Accepted Answer

18

Answer

4

Answer

-4

Answer

-18

Question 10

Solve the following equation for x:
8x - 12 = 6x

Accepted Answer

x = 6

Answer

x = 12/14

Answer

no solution

Answer

x = 2

Question 11

For the equation below to have infinite solutions, which value must go in the blank:
___ + 12 = -4x + 12

Accepted Answer

-4x

Answer

-4

Answer

4x

Answer

12

Question 12

Choose the best response: "A solution to an equation is ___________________."

Accepted Answer

the value of the variable that makes the equation true.

Answer

the answer

Answer

the last step

Answer

whatever Photomath tells me it is.

Question 13

Solve the equation:

-5x = 25

Accepted Answer

x = -5

Answer

x = 20

Answer

x = -20

Answer

x = 5

Question 14

19  + a  =  -50

Accepted Answer

a =  -69

Answer

a = -950

Answer

a = -31

Answer

a = -50/19

Question 15

x - 8 = -5

Accepted Answer

3

Answer

13

Answer

-13

Answer

-3

Question 16

x + 12 = 20

Accepted Answer

x = 8

Answer

x = 32

Answer

x = -32

Answer

x = -8

Question 17

Which equation has x = 5 as the solution?

Accepted Answer

2x = 10

Answer

x + 15 = 10

Answer

2x = 5

Question 18

144=12z

Accepted Answer

z=12

Answer

z=20

Answer

z=11

Question 19

Solve for k:
3k + 5 = 23

Accepted Answer

k = 6

Answer

k = 4

Answer

k = 5

Answer

k = 7

Solving Equations in One Variable

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