Answer
No solution
Work Step by Step
|4n+9|+20=7
|4n+9|=-13
|4n+9|$\ne$-13
No solution because an absolute value cannot equal a negative number.
Intermediate Algebra: Connecting Concepts through Application
by Clark, Mark; Anfinson, Cynthia
Published by
Brooks Cole
ISBN 10:
0-53449-636-9
ISBN 13:
978-0-53449-636-4
Chapter 1-2 - Cumulative Review - Page 219: 45
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