Absolute Value

Absolute Value Functions

Solving Equations

Example 2

Solve 5 Ix - 2I = 30.

Step 1. Isolate the absolute value bars using inverse operations.

AVSolvingEx2

Step 2. Write two equations.

a. Write one equation to equal the positive.
b. Write the other equation to equal the negative.
c. Solve for x.

AbsSolvingEx2-2b