Answer
-4/5
Work Step by Step
1. Multiply the numerator and denominator.
(10 - 2x) * 14 = 140 - 28x
7 * (5x - 25) = 35x - 175
2. Simplify the expression.
(140 - 28x) / (35x - 175)
= -28(x - 5) / 35(x - 5)
= -28/35
= -4/5
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 6 - Section 6.1 - Rational Functions and Multiplying and Dividing Rational Expressions - Exercise Set - Page 345: 34
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