Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 1 - Review Exercises - Page 154: 118



Work Step by Step

$P=\frac{1000(1+3t)}{5+t}$ If $P=2000$: $2000=\frac{1000(1+3t)}{5+t}$ $10000+2000t=1000+3000t$ $10000-1000=3000t-2000t$ $9000=1000t$ $t=\frac{9000}{1000}=9$
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