SOLUTION: a rectangular porch has dimensions of (x+3)feet and (x+4)feet. The area of the porch is 132 square feet. What are the length and width of the porch?
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Question 1014417: a rectangular porch has dimensions of (x+3)feet and (x+4)feet. The area of the porch is 132 square feet. What are the length and width of the porch? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! a rectangular porch has dimensions of (x+3)feet and (x+4)feet. The area of the porch is 132 square feet. What are the length and width of the porch?
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Equation:
(x+3)(x+4) = 132
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x^2 + 7x + 12 = 132
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x^2 + 7x - 120 = 0
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(x-8)(x+15) = 0
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x = 8
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Dimensions:
x+3 = 11
x + 4 = 12
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Cheers,
Stan H.
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