Solve Equations Test Review

Front

x + 12 = 20

Back

x = 8

Front

17 = x + 3

Back

x = 14

Front

What is the objective when solving an equation?

Back

Isolate the variable.

Front

What is the inverse operation of subtraction?

Back

Addition.

Front

x - 5 = 10

Back

x = 15

Front

3x = 12

Back

x = 4

Front

x/4 = 2

Back

x = 8

Front

5 + x = 12

Back

x = 7

Front

x - 9 = -3

Back

x = 6

Front

2x + 3 = 11

Back

x = 4