Answer
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.
Algebra 1
by Hall, Prentice
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
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