Answer
$\frac{2}{3}$
Work Step by Step
Factor the numerator and the denominator.
$\frac{10(2r+1)}{15(2r+1)}$
Reduce the fraction by eliminating the common factor.
$\frac{10}{15}=\frac{2}{3}$
College Algebra (11th Edition)
by Lial, Margaret L.; Hornsby John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
0321671791
ISBN 13:
978-0-32167-179-0
Chapter R - Section R.5 - Rational Expressions - R.5 Exercises - Page 47: 16
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