Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 7 - Section 7.1 - Rational Expressions and Their Simplification - Exercise Set: 24

Answer

$\frac{x+3}{7}$

Work Step by Step

To simplify, divide both the numerator and denominator by their greatest common factor. Use the distributive property to find the GCF. $\frac{7x+21}{49}=\frac{7(x+3)}{49}=\frac{7(x+3)\div7}{49\div7}=\frac{x+3}{7}$
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