Solving 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

What is the first step to solve the equation: 5x + 7 = 12?

Back

Subtract 7 from both sides to isolate the term with the variable.

Front

Solve for x: -4x + 1 = 21.

Back

x = -5

Front

What are inverse operations?

Back

Inverse operations are pairs of operations that undo each other, such as addition and subtraction or multiplication and division.

Front

Solve for x: 3/5x = 6.

Back

x = 10

Front

What does it mean to isolate a variable?

Back

To isolate a variable means to get the variable alone on one side of the equation.

Front

What is the opposite operation of addition?

Back

Subtraction.

Front

What is the opposite operation of multiplication?

Back

Division.

Front

If you have the equation 2x = 8, what is the first step to solve for x?

Back

Divide both sides by 2.

Front

What is the solution to the equation x - 4 = -9?

Back

x = -5.