Algebra: A Combined Approach (4th Edition)

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

Chapter 1 - Section 1.7 - Properties of Real Numbers - Exercise Set - Page 72: 92


Expression: -7x, Reciprocal: $-\frac{1}{7x}$

Work Step by Step

The opposite of a number is one in which their sum equals 0. -7x + 7x = 0 An expression's reciprocal is a number in which their product equals 1. -7x ($-\frac{1}{7x}$) = 1
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