Answer
$3 ; x \ne 2$
Work Step by Step
$\frac{4x-10}{x-2} - \frac{x-4}{x-2}$
$=\frac{4x-10-(x-4)}{x-2} $
$=\frac{4x-10-x+4}{x-2} $
$=\frac{3x-6}{x-2} ; x \ne 2; $
$=\frac{3(x-2)}{x-2} ; x \ne 2; $
$=3 ; x \ne 2$
College Algebra (6th Edition)
by Blitzer, Robert F.
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 86: 37
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