College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter 1 - Equations and Inequalities - Exercise Set 1.2 - Page 119: 74


x=all real numbers identity equation

Work Step by Step

2(x+2)+2x=4(x+1) 2x+4+2x=4x+4 4x+4=4x+4 4=4 x=all real numbers There are infinite solutions so it is an identity equation.
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