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length of patio is 12 ft greater than the width, if the perimeter is 84 ft, then what is the length and width.

Carol121

by Carol121 at April 06, 2010

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I'm assuming that the patio is a rectangle.If the width is x feet, then the length is x + 12.The perimeter is (x) + (x + 12) + (x) + (x + 12)84 = 4x + 24Solve for x to find the width. Add 12 to get the length.

McMayer McMayer April 06, 2010

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x+x+(x+12)+(x+12)=842x+2x+24=844x=60x=15width 15 ftlength 27ft

gibby. gibby. April 06, 2010

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mathguy mathguy April 06, 2010

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