Answer
$E=8000$
Work Step by Step
$T=E+S=14000\\T=E+(10000-0.5E)=14000\\0.5E+10000=14000\\0.5E=4000\\E=8000$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 1 - 1.2 - Linear Equations in One Variable - 1.2 Exercises - Page 89: 82d
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