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 c: 3c + 5 = 23

Back

c = 6

Front

Solve for y: -2y = 20

Back

y = -10

Front

What are the steps to solve 5b - 6 = 24?

Back

Add 6 to both sides and divide both sides by 5.

Front

Solve for z: -5z + 5 = -30

Back

z = 7

Front

Solve for a: 2a + 4 = -8

Back

a = -6

Front

What is the first step in solving the equation 4x - 8 = 16?

Back

Add 8 to both sides.

Front

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

Back

Isolating the variable means to manipulate the equation so that the variable is on one side and all other terms are on the opposite side.

Front

Solve for x: 5x + 10 = 35

Back

x = 5

Front

What is the inverse operation of addition?

Back

Subtraction.