SOLUTION: The perimeter of a triangle is 50 centimeters. The longest side is 2 centimeters longer than twice the shortest side. The other side is 3 centimeters shorter than the longest sid

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Question 581787: The perimeter of a triangle is 50 centimeters. The longest side is 2 centimeters longer than twice the shortest side. The other side is 3 centimeters shorter than the longest side. Find the length of longest side. I don't understand how to set this problem up???
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
let x=longest; y=shortest; z=other

"The perimeter of a triangle is 50 centimeters" ___ x + y + z = 50

"The longest side is 2 centimeters longer than twice the shortest side" ___ x = 2y + 2

"The other side is 3 centimeters shorter than the longest side" ___ z = x - 3