Answer
The solution set is {-1/5,-9/5}.
Work Step by Step
5|x+1|-1=3
5|x+1|-1+1=3+1
5|x+1|=4
5x+5=4
5x+5-5=4-5
5x=-1
5x/5=-1/5
x=-1/5
5x+5=-4
5x+5-5=-4-5
5x=-9
5x/5=-9/5
z=-9/5
The solution set is {-1/5,-9/5}.
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: 28
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