Answer
The solution set is {6,-18}.
Work Step by Step
|n/3+2|=4
n/3+2=4
n/3+2-2=4-2
n/3=2
n/3=2/1
n=6
n/3+2=-4
n/3+2-2=-4-2
n/3=-6
n/3=-6/1
n=-18
The solution set is {6,-18}.
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Appendix D - Exercise Set - Page 994: 16
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