Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 7 - Cumulative Review: 3

Answer

Answer of Part (a) = $-12$ Answer of Part (b)= $-9$

Work Step by Step

Part (a) $3+(-7)+(-8)=$ $ 3-7-8=$ $-4-8=$ $-12=$ Part (b) $[7+(-10)]+[-2+(-4)]=$ $(7-10)+(-2-4)=$ $-3+(-6)=$ $-9=$
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