Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Chapter 5 - Section 5.1 - Ratios, Rates, and Proportions - Exercises: 10b

Answer

$x=-8$ or $8$

Work Step by Step

$\frac{x-2}{5} = \frac{12}{x+2}$ $(x-2)(x+2) = 12\times5$ $x^{2}-4 = 60$ $x^{2}-64 = 0$ $(x+8)(x-8) = 0$ $x=-8$ or $8$
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.