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The first side of a triangle is 9 m shorter than the second side the third side is three times as long as the first side the perimeter is 39 m find the length of the longest side.
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The first side of a triangle is 9 m shorter than the second side the third side is three times as long as the first side the perimeter is 39 m find the length of the longest side.

User Egor Rogov
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The longest side is 18 m
User Chintan Shah
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