Answer
$10x^2-x-6$
Work Step by Step
We should add like terms or terms with the same powers of variables.
$(3+7)x^2-x-6$ =$10x^2-x-6$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 8 Rational Functions - Prerequisite Skills - Page 548: 10
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