Answer
$x\approx90~yards$
$y\approx83~yards$
Work Step by Step
Observing the graph, when $x\approx90$ the area will assume the maximum value.
$y=\frac{520}{3}-x=\frac{520}{3}-90=83.33$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 1 - 1.1 - Graphs of Equations - 1.1 Exercises - Page 79: 75d
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