Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 11 - Rational Expressions and Functions - 11-2 Multiplying and Dividing Rational Expressions - Practice and Problem-Solving Exercises - Page 674: 35



Work Step by Step

Given : $\frac{y-4}{10} \div \frac{4-y}{5}$ This becomes : $\frac{y-4}{10} \times \frac{5}{-(y-4)}$ $= \frac{y-4}{10} \times \frac{5}{-(y-4)}=-\frac{1}{2}$ (After dividing out the common factors $5$ $and$ $(y-4)$)
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.