Algebra: A Combined Approach (4th Edition)

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

Chapter 1 - Section 1.4 - Adding Real Numbers - Vocabulary and Readiness Check - Page 36: 1



Work Step by Step

If $n$ is a number, then $-n+n=0$. We know this, because $-n+n=n+(-n)=n-n=0$.
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