SOLUTION: A square and an equilateral triangle have the same perimeter. Each side of the triangle is 5m less than twice the length of each side of the square. How long is each side of the sq

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Question 800289: A square and an equilateral triangle have the same perimeter. Each side of the triangle is 5m less than twice the length of each side of the square. How long is each side of the square? Please please please help me! :(
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
3x=4y,
x=2y-5
x = 10 meters per triangle side, y = 15/2 or 7.5 meters per square side