Solving Two-Step Equations

Front

What are Inverse Operations?

Back

Inverse operations are pairs of mathematical operations that undo each other. For example, addition and subtraction are inverse operations, as are multiplication and division.

Front

Back

Add 9 to both sides to isolate the term with the variable.

Front

What is the inverse of addition?

Back

Subtraction.

Front

What is the first rule of equation solving?

Back

Undo what has been done to the variable.

Front

Back

Subtract 5 from both sides.

Front

What is the inverse of multiplication?

Back

Division.

Front

What does it mean to balance an equation?

Back

To keep both sides of the equation equal by performing the same operation on both sides.

Front

What is the purpose of using inverse operations in solving equations?

Back

To isolate the variable and find its value.

Front

Back

Front

Back

Add 4 to both sides.