Answer
$t=9~days$
Work Step by Step
$P=\frac{1000(1+3t)}{5+t}$
If $P=2000$:
$2000=\frac{1000(1+3t)}{5+t}$
$10000+2000t=1000+3000t$
$10000-1000=3000t-2000t$
$9000=1000t$
$t=\frac{9000}{1000}=9$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 1 - Review Exercises - Page 154: 118
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