College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.6 - Page 88: 95


The error with this problem is that the numerator $7$ is being added to the denominator of the first term in the solution. We must make the denominator of the second term match the first in order to add them. $\frac{1}{x}+\frac{7x}{x}=\frac{1+7x}{x}$

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