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

Back

x = 15

Front

Solve for y: -15 = -4y + 5

Back

y = 5

Front

Solve for x: 4x + 7 = 23

Back

x = 4

Front

What is the first step to solve this equation: 11 - 3x = 44?

Back

Subtract 11 from both sides.

Front

Solve for x: 3(x+2) = 15

Back

x = 3

Front

What does it mean to isolate a variable?

Back

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

Front

What is the inverse operation of addition?

Back

Subtraction.

Front

What is the inverse operation of multiplication?

Back

Division.

Front

If you add the same number to both sides of an equation, what happens?

Back

The equation remains balanced.