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 - Page 975: 6



Work Step by Step

Subtraction is the same thing as addition of a negative, so $3-(-5)=3+(-(-5))=3+5$. To add two numbers with the same sign, we add their absolute values, and assign sum the same sign as both of the numbers: $$3+5=8$$
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