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. It typically involves addition or subtraction followed by multiplication or division.

Front

Back

The first step is to add 20 to both sides of the equation to isolate the term with the variable.

Front

Back

The second step is to divide both sides by 4 to solve for x.

Front

Back

x = 5

Front

Back

The first step is to add 8 to both sides of the equation.

Front

Back

The second step is to divide both sides by 5 to solve for x.

Front

Back

x = 5

Front

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

Back

Isolating the variable means to manipulate the equation so that the variable is on one side by itself, making it easier to solve.

Front

Back

You would use addition to eliminate -20.

Front

Back

You would use addition to eliminate -8.