2-Step Equations

Front

What is a 2-step equation?

Back

A 2-step equation is an algebraic equation that requires two operations to solve for the variable.

Front

Solve for y: 15 - 3y = 30

Back

y = -5

Front

Solve for k: 2k - 8 = 18

Back

k = 13

Front

Solve for x: 3x - 9 = 15

Back

x = 8

Front

Solve for x: 40 = x/2 + 5

Back

x = 70

Front

What is the first step in solving a 2-step equation?

Back

The first step is to isolate the variable by performing the inverse operation of the constant term.

Front

What is the inverse operation of addition?

Back

Subtraction.

Front

What is the inverse operation of subtraction?

Back

Addition.

Front

What is the inverse operation of multiplication?

Back

Division.

Front

What is the inverse operation of division?

Back

Multiplication.