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 - 1.5 - Use of Properties - Problem Set 1.5 - Page 33: 47



Work Step by Step

By combining the like terms, the given expression, $ -2a+3b-7b-b+5a-9a ,$ simplifies to \begin{array}{l}\require{cancel} (-2a+5a-9a)+(3b-7b-b) \\\\= -6a-5b \end{array}
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