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The length of a rectangle is 10cm greater than its width. The perimeter of the rectangle is 1m. Find the simplest expression for the perimeter if the width is x.

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asked by Shane
  1. The perimeter of a rectangle is:
    P = 2(l+w)

    You're given:
    l = w + 10cm
    w = x

    Substitute and simplify.

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    posted by Graham

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