Elementary Algebra

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

Chapter 2 - Real Numbers - Chapters 1-2 Cumulative Review Problem Set - Page 91: 3



Work Step by Step

We follow order of operations, so we first consider everything inside of the brackets, and then we add/subtract everything else: $6-[3-(10-12)]$ =$6-[3-(-2)]$ =$6-[3+2]$ =$6-5$ =$1$
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