2-Step Equations

Front

What is a 2-step equation?

Back

A 2-step equation is an algebraic equation that requires two operations to solve for the variable.

Front

Solve: x/12 - 8 = -4

Back

x = 48

Front

What is the first step to solve the equation 4x + 22 = -34?

Back

Subtract 22 from both sides to isolate the term with x.

Front

Solve: 4x + 22 = -34

Back

x = -14

Front

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

Back

To isolate a variable means to manipulate the equation so that the variable is on one side and all other terms are on the opposite side.

Front

Solve: 2x + 16 = 130

Back

x = 57

Front

What is the second step to solve the equation 9 + 3x = 10?

Back

Subtract 9 from both sides to isolate the term with x.

Front

Solve: 9 + 3x = 10

Back

x = 1/3

Front

What is the purpose of checking your solution in an equation?

Back

To verify that the solution satisfies the original equation.

Front

Solve: 4x + 7 = 23

Back

x = 4