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algebra

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The length of a rectangle is 2 in. more than twice its width. If the perimeter of the rectangle is 28 in., find the width of the rectangle.

  • algebra -

    L= 2+2W

    perimeter = 2L+2W

    28=2L + 2W
    28=2(2+2W) + 2W
    28=4+4W+2W
    28=8W+2W
    28=10W
    28/10=W
    W=2.8

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