Question 211043
The length of a rectangle is 3 m more than twice its width, and the area of the rectangle is 35 m^2. Findthe dimensions of the rectangle. 
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L = 2W+3
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Area = W*L
35 = W(2W+3)
2W^2 + 3W - 35 = 0
Factor:
2W^2 + 10W-7W - 35 = 0
2W(W+5) -7(W+5) = 0
(W+5)(2W-7) = 0
Positive solution:
2W-7 = 0
W = 3.5 meters (width)
L = 2W+3 = 10 meters (length) 
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Cheers,
Stan H.