Answer
$\frac{19x}{20}$
Work Step by Step
Let's add with unlike denominators:
$\frac{3x}{4}+\frac{x}{5}=\frac{5(3x)+4(x)}{(4)(5)}=\frac{15x+4x}{20}=\frac{19x}{20}$
Algebra and Trigonometry 10th Edition
by Larson, Ron
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
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