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: 5

Answer

9$y^{2}$+25y-40

Work Step by Step

(12y-20)+(9$y^{2}$+13y-20) =12y-20+9$y^{2}$+13y-20 =9$y^{2}$+12y+13y-20-20 =9$y^{2}$+25y-40
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