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March 26, 2017

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the lengthnof a rectangular jewelry box is 3 inches more than twice the width. the perimeter is 30 inches. find the length and the width?

  • algebera - ,

    w = width
    2w + 3 = length
    P = 2w + 2L

    30 = 2w + 2(2w + 3)
    Solve for w, the width.
    2w + 3 = length

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