Two-Step Equations (no negatives)

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 2w + 5 = 30?

Back

Subtract 5 from both sides to isolate the term with the variable.

Front

What is the second step to solve the equation 2w + 5 = 30 after subtracting 5?

Back

Divide both sides by 2 to solve for w.

Front

What is the inverse operation of multiplication?

Back

Division.

Front

What is the inverse operation of addition?

Back

Subtraction.

Front

How do you write the equation for 'three times a number x decreased by 4 is 11'?

Back

3x - 4 = 11.

Front

What is the solution to the equation 3x - 4 = 11?

Back

x = 5.

Front

What does it mean to isolate a variable in an equation?

Back

To manipulate the equation so that the variable is on one side and all other terms are on the other side.

Front

What is the solution to the equation 2w + 5 = 30?

Back

w = 12.5.

Front

What is the first step to solve the equation 3x - 7 = 32?

Back

Add 7 to both sides.