algebra

the perimeter of a rectangle is 78m the length is 6m more than twice the width

I have the width at 18m and the length at 42m because 18*2=36+6=42 42+36=78 Am I correct? Thanks for any help

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  1. Let w = width

    2w + 2(w + 6) = 78
    4w + 12 = 78
    4w = 66
    w = 16.5

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  2. thank you very much

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  3. You're very welcome.

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