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15 November, 23:23

The length of a rectangle is - x - 1 and it's width is 5x+7. Find the perimeter of the rectangle.

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  1. 15 November, 23:48
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    8x+12

    Step-by-step explanation:

    The perimeter is 2 (l+w).

    2 (-x-1+5x+7) =

    2 (4x+6)

    8x+12 is the answer
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