Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 1 - Foundations for Algebra - 1-9 Patterns, Equations, and Graphs - Mixed Review: 56

Answer

-27

Work Step by Step

$-42+15=-(|-42|-|15|)=-(42-15)=-27$ Subtract the absolute values. Since the term with the largest absolute value is negative, the sum is negative.
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