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3. The graph models A, the area in square feet of a rectangular porch with a length that
is o.56w less than 28ft given a width of w feet.
Porch Area
A
450
400
350
300
250
150
100
50
5 10 15 20 25 30 35 40 45 50
Width (ft)
Based on the graph, what is the width in feet of the porch with the greatest area?
Area (ft?)

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