Geometry: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281159
ISBN 13: 978-0-13328-115-6

Entry-Level Assessment - Page xxxix: 8


I. x=+13, -13

Work Step by Step

The variable of the equation |x|-7=6 is a absolute value. We first plus 7 on both sides to get |x|=13. Then, since it's absolute value, which mean the equation can be transform into x=13 or x=-13. Then we get the solution for this problem.
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.