* Commute:* To travel some distance regularly (often between home and work, or home and school)

# Guided Practice:

Simplify the following expressions completely. Command-click on the progressive help buttons to get you started; the final help button for each problem contains the complete solution with an explanation.

1.

2.

3.

# Practice Problems:

Simplify the following expressions completely.

## ANSWER KEY

**B-3 Extra Practice (Optional):**

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