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: 3

Answer

-11$z^{2}$-3z-1

Work Step by Step

(-3$z^{2}$+5z-5)+(-8$z^{2}$-8z+4) =-3$z^{2}$+5z-5-8$z^{2}$-8z+4 =-3$z^{2}$-8$z^{2}$+5z-8z-5+4 =-11$z^{2}$-3z-1
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