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March 25, 2017

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the length of a rectangular piece of land is 40 cm more than two times its width. the perimeter is 680 cm. Find its dimensions

  • Algebra - ,

    P = 2L + 2W

    680 = 2(2W + 40) + 2W

    680 = 4W + 80 + 2W

    600 = 6W

    100 = W

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