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 for x: 3(x - 4) = 18

Back

x = 10

Front

What is the first step to solve the equation 4x - 5 = 11?

Back

Add 5 to both sides of the equation.

Front

Solve for x: 4x - 5 = 11

Back

x = 4

Front

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

Back

Isolating the variable means to get the variable alone on one side of the equation.

Front

Solve for x: -8x + 3 = 27

Back

x = -3

Front

What is the second step to solve the equation 2x + 6 = 18?

Back

Divide both sides by 2 after subtracting 6 from both sides.

Front

Solve for x: 2x + 6 = 18

Back

x = 6

Front

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

Back

To verify that the solution satisfies the original equation.

Front

Solve for x: 3x - 9 = 9

Back

x = 6