Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 10 - Section 10.1 - Adding and Subtracting Polynomials - Exercise Set: 27

Answer

-5$x^{2}$+3x+5

Work Step by Step

(3$x^{2}$+3x-4)+(-8$x^{2}$+9) =3$x^{2}$+3x-4-8$x^{2}$+9 =3$x^{2}$-8$x^{2}$+3x-4+9 =-5$x^{2}$+3x+5
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