Question
Vincent is 11 kg heavier than Valen and 10 kg heavier than Billy. The average mass of the 3 men is 58 kg. Find the average mass of Valen and Billy.
2 m

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Vincent is 11 kg heavier than Valen and 10 kg heavier than Billy. The average mass of the 3 men is 58 kg. Find the average mass of Valen and Billy.