Modeling and Solving 2-Step Equations

Front

33 = 4a - 7

Back

a=10

Front

What is the first step in solving this equation:
5x + 7 = 12
Options: Divide by 5, Subtract 5, Multiply by 7, Subtract 7

Back

Subtract 7

Front

What is the first step to complete when solving this equation?
10 - 3y = 4
Options: Add 10, Subtract 10, Add 3, Divide by -3

Back

Subtract 10

Front

Back

x = 30

Front

Back

x = 9

Front

Solve 8 - 2x = 30

Back

-11

Front

Back

28

Front

What is equation for this model?
Options: 2x + 3 = 5, 2x - 3 = 5, 2 - 3 = 5, 2 + -3 = 5

Back

2x - 3 = 5

Front

First step to solve the equation? Options: add 4 to both sides, divide by 2 on both sides, subtract 10 on both sides, subtract 4 from both sides.

Back

subtract 4 from both sides

Front

What is the equation for this model? Options: 3x + 4 = 13, 3x - 4 = -1, 6x = 14, -3x + 4 = 13

Back

3x + 4 = 13