Algebra and Trigonometry 10th Edition

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

Appendix A - A Exercises - Page A6: 11



Work Step by Step

One cannot add two fractions if they do not have the same denominator. The correct way to do this problem is: $$\frac{3y}{xy} + \frac{4x}{xy} = \frac{4x+3y}{xy}$$
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