Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 10 - Section 10.4 - Adding, Subtracting, and Multiplying Radical Expressions - Exercise Set: 16


$\frac{7x\sqrt {7}}{10}$

Work Step by Step

$\frac{3x\sqrt {7}}{5}+\sqrt \frac{7x^2}{100}$ $\frac{3x\sqrt {7}}{5}+\frac{\sqrt 7\sqrt {x^2}}{\sqrt {100}}$ Simplify. $\frac{3x\sqrt {7}}{5}+\frac{x\sqrt {7}}{10}$ The LCD is 10. $\frac{6x\sqrt {7}}{10}+\frac{x\sqrt {7}}{10}$ $\frac{7x\sqrt {7}}{10}$ Add.
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.