Answer
F
Work Step by Step
There are only two solutions, x=7 and x=-7, for this absolute value equation. Therefore, when graphing, we only mark two dots (one at x=7 and one at x=-7) on the number line.
College Algebra (11th Edition)
by Lial, Margaret L.; Hornsby John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
0321671791
ISBN 13:
978-0-32167-179-0
Chapter 1 - Section 1.8 - Absolute Value Equations and Inequalities - 1.8 Exercises - Page 153: 1
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