LESSON Variables and Expressions 1-1

1-1 Variables and Expressions Evaluate each expression for a 3, b 4, and c 8. 1. a b 2. ac 3. c b 4. c b 5. Amy runs 3 miles each day. a. Write an expression for the number of miles Amy runs in d days. b. Find the number of miles Amy runs in 5, 10, and 32 days. 1-2 Adding and Subtracting Real Numbers Add or subtract. 6. 15.3 61.4 7. 4 9 1 3 8 ... ................
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