Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 8 - Polynomials and Factoring - 8-7 Factoring Special Cases - Practice and Problem-Solving Exercises - Page 528: 59



Work Step by Step

After substituting -2 for the variable, the equation must hold true, if $-2$ is a solution. Substituting $-2$ for x in each of the equations, we have F: $1=-1$ ... no G: $-7=-11$ ... no H: $1=1 ... YES$ I: $-5=-7$ ... no Answer : H
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