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 7.3 - Adding and Subtracting Rational Expressions with the Same Denominator - Exercise Set - Page 508: 88

Answer

The statement is true.

Work Step by Step

To add/subtract rational expressions with the same denominator, add/subtract numerators and place the sum/difference over the common denominator. This expression equals $\displaystyle \frac{2x+1+3x+1-(5x+2)}{x-7}=\frac{2x+1+3x+1-5x-2}{x-7}$ $=\displaystyle \frac{0}{x-7}=0$ The statement is true.
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