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beginning algebra

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The length of a rectangle is 1ft more than twice its width, and the area of the rectangle is 28ft^2 . Find the dimensions of the rectangle.

l=
w=

  • beginning algebra - ,

    w = width
    L = 2w + 1
    A = Lw

    28 = w(2w + 1)
    28 = 2w^2 + w

    Solve for w by completing the square.

  • beginning algebra - ,

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