Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Prerequisites - P.1 - Review of Real Numbers and Their Properties - Exercises - Page 13: 70



Work Step by Step

Let's add with unlike denominators: $\frac{3x}{4}+\frac{x}{5}=\frac{5(3x)+4(x)}{(4)(5)}=\frac{15x+4x}{20}=\frac{19x}{20}$
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