College Algebra (11th Edition)

Published by Pearson
ISBN 10: 0321671791
ISBN 13: 978-0-32167-179-0

Chapter 1 - Section 1.7 - Inequalities - 1.7 Exercises - Page 146: 37

Answer

(-16,19]

Work Step by Step

Multiply each side by -5. Because it is negative, you must switch the signs as well. Then add both sides by 4 to isolate $x$. -3$\leq$$\frac{x-4}{-5}$$\lt$4 15$\geq$$x$-4$\gt$-20 19$\geq$$x$$\gt$-16 (-16,19]
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.