Chapter 8 Test Review

What is the inverse of division?

• Addition

• Subtraction

• Multiplication

• Division

Solve

 $3c+5=23$  

• c = 3

• c = 6

• c = 7

• c = 18

Solve

 $-12=24+4b$  

• b = 3

• b = 0

• b = -9

• b = 9

Solve:

 $-5+7k=-19$  

• k = -3

• k = 5

• k = 2

• k = -2

What is the inverse of addition?

• Addition

• Subtraction

• Multiplication

• Division

Solve:

 $\frac{x+2}{5}=-4$  

• x = 22

• x = 18

• x = -22

• x = -18

Solve:

 $\frac{3x+7}{-8}=-8$  

• x = 19

• x = -19

• x = 23.6

• x = -23.6

Solve:

 $\frac{0.5x+9}{4}=1$  

• x = 0.1

• x = 10

• x = -10

• x = -0.1

What is the inverse of subtraction?

• Addition

• Subtraction

• Multiplication

• Division

Solve:

 $2x-3+4x=27$  

• x = 12

• x = 4

• x = 5

• x = 15