Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 1 - Section 1.5 - Addition of Real Numbers - Exercise Set - Page 63: 11

Answer

$0$

Work Step by Step

RECALL: The Inverse Property of Addition states that for any real number $a$, $a + (-a) = 0$ Use the property above where $a=30$ to have: $30 + (-30)=0$
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