Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 7 - Algebraic Fractions - 7.3 - Adding and Subtracting Algebraic Fractions - Problem Set 7.3 - Page 291: 39



Work Step by Step

By inspection, we see that the LCM of the denominators is $12$. Therefore, we create a common denominator to obtain: $\frac{y}{6}+\frac{3y}{4}$ $=\frac{2(y)+3(3y)}{12}$ $=\frac{2y+9y}{12}$ $=\frac{11y}{12}$
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.