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 - Practice: 9

Answer

-7$x^{2}$+32x+17

Work Step by Step

The phrase "Subtract (3$x^{2}$-12x) from (-4$x^{2}$+20x+17)." can be translated to the expression: (-4$x^{2}$+20x+17)-(3$x^{2}$-12x) Simplify: (-4$x^{2}$+20x+17)-(3$x^{2}$-12x) =-4$x^{2}$+20x+17-3$x^{2}$+12x =-4$x^{2}$-3$x^{2}$+20x+12x+17 =-7$x^{2}$+32x+17
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