Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 1 - Introduction to Algebraic Expressions - 1.2 The Commutative, Associative, and Distributive Laws - 1.2 Exercise Set - Page 18: 98



Work Step by Step

$(rt+st)5\longrightarrow$ Use the distributive property to factor out t. $t(r+s)5\longrightarrow$ Use the commutative property to reorder the factors. $5t(r+s)$ The expressions are equivalent because we can use known properties to derive one from the other.
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