Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 4 - Polynomials - 4.2 Negative Exponents and Scientific Notations - 4.2 Exercise Set: 120

Answer

$7$

Work Step by Step

Subtract each term of the binomial to obtain: $=x-x-(-7) \\=x-x+7$ Combine like terms to obtain $=(x-x)+7 \\=0+7 \\=7$
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