Algebra: A Combined Approach (4th Edition)

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

Chapter 5 - Review: 79

Answer

Answer: =$-5{x^2} + 5x + 1$

Work Step by Step

$(-9{x^2} + 6x + 2) + (4{x^2} - x -1)$ = $-9{x^2} + 4{x^2} + 6x -x + 2 -1$ = $-5{x^2} + 5x + 1$
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