Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Test: 17

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: $16x^{3} + 7x^{2} -3x -13$
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