SOLUTION: A triangle has a perimeter of 150 feet. One side is 10 feet longer than the shortest side, while the third side is 20 feet longer than the shortest side. Find the lengths of al

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Question 934956: A triangle has a perimeter of 150 feet. One side is 10 feet longer than the shortest side, while the third side is 20 feet longer than the shortest side. Find the lengths of all three sides.
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!

p=150.
x,y,z, the sides
y=x+10, z=x+20

x%2By%2Bz=p
x%2Bx%2B10%2Bx%2B20=p
3x%2B30=p
3x=p-30
highlight%28x=%28p-30%29%2F3%29