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  • 5 years ago

    The perimeter of a rectangle is the length plus the width plus the length plus the width, or 2L + 2W

    The length of the rectangle is (x-2). Therefore 2L = 2(x-2) = 2x - 4

    The width of the rectangle is 5x. Therefore 2W = 2*5x = 10x

    2L + 2W = 2x - 4 + 10x = 12x - 4

  • Anonymous
    5 years ago

    oh ok

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