Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Appendix A - Review - A.1 Algebra Essentials - A.1 Assess Your Understanding: 52

Answer

$-2$

Work Step by Step

Substitute the given values of the variables into the expression: $-2x+xy=-2\times \left( -2\right) +\left( -2\right) \times 3=4+\left( -6\right) =-2$
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