Question
Ivan is 14 kg heavier than Valen and 10 kg heavier than Sean. The average mass of the 3 men is 63 kg. Find the average mass of Valen and Sean.
2 m

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Ivan is 14 kg heavier than Valen and 10 kg heavier than Sean. The average mass of the 3 men is 63 kg. Find the average mass of Valen and Sean.