Algebra: A Combined Approach (4th Edition)

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

Chapter 1 - Section 1.5 - Subtracting Real Numbers - Exercise Set: 48



Work Step by Step

Remember that when there is a negative sign outside a parentheses containing any amount of terms, multiply the sum or difference of those terms with 1 and the negative sign. So, in this case multiply -1 to the sum of 2 and -11 inside the parentheses. $-9-(3-8)=-9-(-5)=-4$
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