Solving Two-Step Equations

Front

Solve the following equation: 5x + 3 = 28

Back

x = 5

Front

What does it mean to "isolate" the variable when solving equations?

Back

To get the variable alone on one side of the equation.

Front

Solve the following equation: 3x - 5 = -26

Back

x = -7

Front

Solve the following equation: 3n + 4 = 7

Back

n = 1

Front

What is the value of x that makes this equation true? 5x + 15 = 0

Back

x = -3

Front

What is a two-step equation?

Back

An equation that requires two operations to solve for the variable.

Front

What is the first step in solving the equation 2x + 4 = 12?

Back

Subtract 4 from both sides.

Front

What is the second step in solving the equation 2x = 8?

Back

Divide both sides by 2.

Front

If you have the equation x/3 = 5, how do you isolate x?

Back

Multiply both sides by 3.

Front

What is the solution to the equation 4x - 8 = 0?

Back

x = 2.