Question 234895
One side of a triangle is three times the shortest side. 
The third side is 7 feet more than the shortest side.
The perimeter is 62 feet. Find all three sides. 
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Let the shortest side be "x".
Then 3rd side is "x+7".
2nd side is "3x".
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Perimeter = shortest + 3rd + 2nd
62 = x + x+7 + 3x
5x+7 = 62
5x = 55
x = 11
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shortest = 11 ft.
3rd side = x+7 = 18 ft
2nd side = 3x = 33 ft.
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Cheers,
Stan H.