Answer
27
Work Step by Step
$x^3-2xy$ $\longrightarrow$ substitute
=$3^3-2(3)(0)$ $\longrightarrow$simplify
=$27-0$
=$27$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 3 - Section 3.3 - Solving Linear Equations in One Variable - Exercise Set - Page 190: 77
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