Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 4 - Section 4.5 - Adding and Subtracting Unlike Fractions - Exercise Set - Page 273: 22



Work Step by Step

LCD is 5x. $\frac{2}{5}+\frac{3}{x}=\frac{2\times x}{5\times x}+\frac{3\times 5}{x\times 5}=\frac{2x}{5x}+\frac{15}{5x}=\frac{2x+15}{5x}$
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.