Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 1 - Some Basic Concepts of Arithmetic and Algebra - Chapter 1 Review Problem Set - Page 38: 45

Answer

$-5x+4y$

Work Step by Step

We rewrite the given expression using the commutative property of addition: $8x-13x+5y-y$ In order to combine like terms, we use a form of the distributive property to rewrite the expression as $(8-13)x+(5-1)y$ We subtract inside all of the parentheses: $-5x+4y$
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