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4 February, 15:17

Solve the equation P=2l+2w for the variable w.

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  1. 4 February, 16:43
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    p=2L+2w for w

    .

    p = perimeter of a rectangle

    p = 2*Length + 2*Width

    .

    P = 2L + 2W

    .

    subtract 2L from both sides

    .

    P - 2l = 2W

    .

    2W = P - 2L

    .

    divide both sides by 2

    .

    W = P/2 - L

    .

    Done.
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