Algebra and Trigonometry 10th Edition

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

Chapter 3 - Review Exercises - Page 300: 22b


$y=100-x$ $A=100x-x^2$

Work Step by Step

$2y+2x=200$ $2y=200-2x$ $y=100-x$ $A=xy=x(100-x)$ $A=100x-x^2$
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