Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 1, Equations and Inequalities - 1.7 Solve Absolute Value Equations and Inequalities - 1.7 Exercises - Skill Practice - Page 55: 27

Answer

$$j=-7\quad \mathrm{or}\quad \:j=2$$

Work Step by Step

Since the value inside the absolute value can be positive or negative and get the same number, we must consider both options. Doing this, we find: $$5+2j=-9\quad \mathrm{or}\quad \:5+2j=9 \\ j=-7\quad \mathrm{or}\quad \:j=2$$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.