You can put this solution on YOUR website! Area of a hall is 837 sq ft, it's length is 4ft greater than its width. Find the dimensions of the hall.
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width:: w
length:: w+4
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Equation:
w(w+4) = 837
w^2 + 4w - 837 = 0
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width = 31 ft
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length = w+4 = 35 ft
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Cheers,
Stan H.
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