Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 1 - Foundations for Algebra - 1-8 An Introduction to Equations - Lesson Check - Page 56: 1


Not a solution

Work Step by Step

We plug in -9 for y to see if it is a solution: $-9+1=8 \\\\ -8=8$ $-8\ne 8$, so -9 is not a solution.
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