Answer
$4$
Work Step by Step
Substitute the given values of the variables into the expression:
$x+2y=\left( -2\right) +2\times \left( 3\right) =-2+6=6-2=4$
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
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 - Page A11: 49
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