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The perimeter of a pentagon (4x + 4) is three times the perimeter of a triangle (x + 3). Using this statement, find x.

  • geometry -

    4x + 4 = 3(x + 3),
    4x + 4 = 3x + 9,
    4x - 3x = 9 - 4,
    X = 5.

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