Two Step Equations

Front

What is a two-step equation?

Back

A two-step equation is an algebraic equation that requires two operations to solve for the variable.

Front

Solve for d: 2d + 7 = 9

Back

d = 1

Front

Back

Subtract 7 from both sides to isolate the term with the variable.

Front

Back

x = 8

Front

Back

Front

Back

x = 160

Front

What does it mean to isolate a variable in an equation?

Back

To isolate a variable means to get the variable alone on one side of the equation.

Front

Solve for c: 3c + 5 = 23

Back

c = 6

Front

What is the first step to solve the equation 3c + 5 = 23?

Back

Subtract 5 from both sides.

Front

Solve for x: 2x + 10 = 16

Back

x = 3