Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Appendix D - Exercise Set: 28

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}.
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