## Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole

# Chapter 1 - Section 1.1 - Real Numbers - 1.1 Exercises - Page 10: 15

#### Answer

Distributive Property

#### Work Step by Step

(5x + 1) 3 = 15x + 3 When we use the Distributive Property, we distribute the 3 to all variables in the parenthesis 3$\times$5x + 3$\times$1 Multiply the terms and simplify 15x + 3 We then know that the Distributive Property is being used.

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