Question
The total mass of Will and Albert is 55.8 kg. The total mass of Albert and Gabriel is 47.2 kg. If the total mass of Will and Gabriel is 56 kg, find the mass of Gabriel.
4 m

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The total mass of Will and Albert is 55.8 kg. The total mass of Albert and Gabriel is 47.2 kg. If the total mass of Will and Gabriel is 56 kg, find the mass of Gabriel.