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 1 - Introduction to Algebraic Expressions - 1.6 Subtraction of Real Numbers - 1.6 Exercise Set: 120

Answer

$-b-12$

Work Step by Step

$-5+4b-7-5b=4b-5b-5-7=(4-5)b-12=(-1)b-12=-b-12$
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