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: 113

Answer

$-5a+4$

Work Step by Step

$7a-12a+4=(7-12)a+4=(-5)a+4=-5a+4$
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