Two-Step Equations

Front

What is a two-step equation?

Back

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

Front

Solve the equation: 9m - 5 = 40

Back

m = 5

Front

Solve the equation: 2x - 3 = 1

Back

x = 2

Front

Solve the equation: 3x - 7 = 32

Back

x = 13

Front

What is the first step to solve the equation: 4y - 8 = 20?

Back

Subtract 8 from both sides.

Front

How do you isolate the variable in the equation: x - 62 = 123?

Back

Add 62 to both sides.

Front

What does it mean to isolate a variable?

Back

To isolate a variable means to manipulate the 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 subtraction?

Back

Addition is the inverse operation of subtraction.

Front

What is the inverse operation of addition?

Back

Subtraction is the inverse operation of addition.

Front

If you have the equation: 5x + 10 = 35, what is the first step to solve it?

Back

Subtract 10 from both sides.