SOLUTION: A triangle has a perimeter of 69 meters. The length of the second side is twice the length of the first side. The third side is 5 meters longer than the first side. How long is eac

Question 1180730: A triangle has a perimeter of 69 meters. The length of the second side is twice the length of the first side. The third side is 5 meters longer than the first side. How long is each side?
Found 2 solutions by josgarithmetic, ikleyn:
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!

first x second 2x third x+5 perimeter 69

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------------first side

first 16 second 32 third 21

Answer by ikleyn(52788) (Show Source): You can put this solution on YOUR website!
.

x = 1st side 2x = 2nd side (x+5) = 3rd side x + 2x + (x+5) = 69 4x = 69-5 = 64 x = 64/4 = 16 ANSWER. 1st side is 16 m long. 2nd side is 32 m long. 3rd side is 21 m long.

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