SOLUTION: how do you get the equation for the problem: The perimeter of a triangle is 76 cm. side A of the triangle is twice as long as side B. side C is 1 cm longer than side A. find the

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Question 344189: how do you get the equation for the problem:
The perimeter of a triangle is 76 cm. side A of the triangle is twice as long as side B. side C is 1 cm longer than side A. find the length of each side.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
2x+x+2x+1=76
5x=75
x=15 degrees B
2x=30 degrees A
2x+1=31 degrees C