Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Appendix A - Review - A.1 Algebra Essentials - A.1 Assess Your Understanding - Page A11: 54

Answer

$-2$.

Work Step by Step

The given expression is $=-2x+xy$ Substitute $x=-2$ and $y=3$. $=-2(-2)+(-2)(3)$ Simplify. $=4-6$ $=-2$.
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