Answer
$x^3+8x^2+3x-5$
Work Step by Step
$(8x^2+7x+5)+(x^3-8)-(4x+2)$
$=8x^2+7x+5+x^3-8-4x-2$
$=x^3+8x^2+7x-4x+5-8-2$
$=x^3+8x^2+3x-5$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 5 - Test - Page 408: 19
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