## Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole

# Chapter 1 - Section 1.1 - Real Numbers - 1.1 Exercises: 23

3x + 3y

#### Work Step by Step

3(x + y) We use the Distributive Property to distribute the 3 to all the variables in the parenthesis 3x + 3y The answer cannot be simplified any further, so we leave it as 3x + 3y

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