One- and Two-Step Equations

Front

What is a one-step equation?

Back

An equation that can be solved in one step, typically by performing a single operation (addition, subtraction, multiplication, or division) to isolate the variable.

Front

What is a two-step equation?

Back

An equation that requires two operations to isolate the variable, often involving both addition/subtraction and multiplication/division.

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, perform inverse operations to both sides of the equation until the variable is alone on one side.

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.

Front

Solve the equation: x + 5 = 12

Back

x = 7.

Front

Solve the equation: 3y = 12

Back

y = 4.

Front

What is the first step to solve the equation: x - 8 = -5?

Back

Add 8 to both sides.