Question
The total weight of a doll and a rubber ducky is 2.5 kg. The total weight of a doll and a toy plane is 4.8 kg. If the total weight of a toy plane and a rubber ducky is 5.68 kg, find the total weight of the doll, the rubber ducky and the toy plane.
4 m

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The total weight of a doll and a rubber ducky is 2.5 kg. The total weight of a doll and a toy plane is 4.8 kg. If the total weight of a toy plane and a rubber ducky is 5.68 kg, find the total weight of the doll, the rubber ducky and the toy plane.