Answer
$16x^{3} + 7x^{2} -3x -13$
Work Step by Step
$(8x^{3} + 7x^{2} +4x -7)+(8x^{3}-7x-6)$
Combine like terms:
$(8x^{3} +8x^{3}+ 7x^{2} +4x-7x -7-6)$
Simplify:
$16x^{3} + 7x^{2} -3x -13$
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: 17
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