SOLUTION: one side of an equilateral triangle is (3x+5) meters. . What is its perimeter?

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Question 574761: one side of an equilateral triangle is (3x+5) meters. . What is its perimeter?
Answer by ad_alta(240) About Me  (Show Source):
You can put this solution on YOUR website!
Since the triangle has equal sides, the perimeter is simply 3*(3x+5) or 9*x+15 meters.