Question
The total mass of Zeph and Oscar is 56.5 kg. The total mass of Oscar and Nick is 42.7 kg. If the total mass of Zeph and Nick is 56 kg, find the mass of Nick.
4 m

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The total mass of Zeph and Oscar is 56.5 kg. The total mass of Oscar and Nick is 42.7 kg. If the total mass of Zeph and Nick is 56 kg, find the mass of Nick.