## Elementary Algebra

Published by Cengage Learning

# Chapter 1 - Some Basic Concepts of Arithmetic and Algebra - 1.5 - Use of Properties - Problem Set 1.5 - Page 33: 7

#### Answer

Additive inverse property

#### Work Step by Step

RECALL: The additive inverse property states that for any real number $a$: $a+(-a)=0$, so $-a+a=0$ The given statement is justified by the additive inverse property.

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