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 does it mean to isolate the variable in an equation?

Back

To isolate the variable means to manipulate the equation so that the variable is on one side by itself.

Front

Solve for x: 5x + 4 = -6

Back

x = -2

Front

Solve for x: 2x + 6 = 14

Back

x = 4

Front

Solve for x: 3x + 2 = -25

Back

x = -9

Front

What is the first step to solve the equation 2x + 6 = 14?

Back

Subtract 6 from both sides.

Front

What is the second step to solve the equation 5x + 4 = -6?

Back

Subtract 4 from both sides, then divide by 5.

Front

What does it mean to check your solution in an equation?

Back

To check your solution means to substitute the value back into the original equation to verify it satisfies the equation.

Front

Solve for a: 2a - 4 = -8

Back

a = -2

Front

What is the solution to the equation x/3 + 2 = 5?

Back

x = 9