Answer
$-9$
Work Step by Step
$\frac{-1+5^{2}- (-3)}{-6 - 9+12}$ = $\frac{-1+25+3}{-3}$ = $\frac{27}{-3} = 9$
Basic College Mathematics (10th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0134467795
ISBN 13:
978-0-13446-779-5
Chapter 9 - Basic Algebra - 9.4 Order of Operations - 9.4 Exercises - Page 654: 39
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