Answer
$= - \frac{8}{9}$
Work Step by Step
$= \frac{5 \times 2 - 6 \times3}{7-(-2)}$
$= \frac{10-18}{7+2}$
$= \frac{-8}{9}$
$= - \frac{8}{9}$
Elementary Geometry for College Students (5th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
1439047901
ISBN 13:
978-1-43904-790-3
Appendix A - A.1 - Algebraic Expressions - Exercises - Page 543: 23c
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