Answer
$\dfrac {4}{5}=0.8$
Work Step by Step
Substitute the given values of the variables into the expression:
$\dfrac {2x}{x-y}=\dfrac {2\times \left( -2\right) }{\left( -2\right) -3}=\dfrac {-4}{-5}=\dfrac {4}{5}=0.8$
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: 53
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