Answer
$c = 3$
Work Step by Step
$-2(5^{c}) = -250$
$5^{c} = 125$
$5^{c} = 5^{3}$
$c = 3$
Check:
$ -2(5^{3})$
$= -2(125)$
$= -250$
Intermediate Algebra: Connecting Concepts through Application
by Clark, Mark; Anfinson, Cynthia
Published by
Brooks Cole
ISBN 10:
0-53449-636-9
ISBN 13:
978-0-53449-636-4
Chapter 5 - Exponential Functions - 5.2 Solving Equations Using Exponent Rules - 5.2 Exercises - Page 438: 45
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