Algebra: A Combined Approach (4th Edition)

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

Appendix D - Exercise Set - Page 997: 87

Answer

x=(-∞,-7]u[17,∞)

Work Step by Step

Split into two inequalities x-5≥12, x-5≥0 -(x-5)≥12, x-5 <0 Solve x≥17. x≥5 x ≤ -7, x<5 Find the union It is x=(-∞,-7]u[17,∞)
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