Question
The total weight of a flying saucer and a doll is 3.4 kg. The total weight of a flying saucer and a toy house is 5.5 kg. If the total weight of a toy house and a doll is 6.39 kg, find the total weight of the flying saucer, the doll and the toy house.
4 m

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The total weight of a flying saucer and a doll is 3.4 kg. The total weight of a flying saucer and a toy house is 5.5 kg. If the total weight of a toy house and a doll is 6.39 kg, find the total weight of the flying saucer, the doll and the toy house.