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posted by Linda on Wednesday, August 31, 2011 at 2:06pm.
The perimeter of a pentagon (4x + 4) is three times the perimeter of a triangle (x + 3). Using this statement, find x.
4x + 4 = 3(x + 3), 4x + 4 = 3x + 9, 4x - 3x = 9 - 4, X = 5.
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