Algebra 2 Common Core

Published by Prentice Hall
ISBN 10: 0133186024
ISBN 13: 978-0-13318-602-4

Skills Handbook - Simplifying Expressions With Integers - Exercises: 3

Answer

$-38

Work Step by Step

To add two numbers with the same sign, we add their absolute values, and assign sum the same sign as both of the numbers. Therefore: $$(-15)+(-23)=-(|15|+|23|)=-(15+23)=-38$$
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