Answer
$9x^2+8$
Work Step by Step
$(5x^2-3x+6)+(4x^2+5x-3)-(2x-5)$
$5x^2-3x+6+4x^2+5x-3-2x+5$
$9x^2+8$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 7 - Cumulative Review - Page 472: 26b
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