Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 11 - Rational Expressions and Functions - 11-4 Adding and Subtracting Rational Expressions - Lesson Check: 1

Answer

$\frac{11}{x-7}$

Work Step by Step

We add the numerators and keep the denominators to have: $\frac{4}{x-7}+\frac{7}{x-7}=\frac{11}{x-7}$
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