Algebra: A Combined Approach (4th Edition)

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

Chapter 1 - Section 1.6 - Multiplying and Dividing Real Numbers - Exercise Set: 80

Answer

-9

Work Step by Step

Since we are adding numbers with different signs (6 and -15), we subtract their absolute values (15 - 6 = 9) and take the sign of the number with the larger absolute value, which is negative (-9).
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