Answer
$$y = \frac{9}{4-x}$$
Work Step by Step
The student did not actually solve for y as there is a y on both sides of the equation. The correct way to do it is:
$$y(4-x) = 9 \\ y = \frac{9}{4-x}$$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 1, Equations and Inequalities - 1.4 Rewrite Formulas and Equations - 1.4 Exercises - Skill Practice - Page 30: 17
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.
