Question
The total weight of a water gun and a doll is 2.9 kg. The total weight of a water gun and a toy car is 5.1 kg. If the total weight of a toy car and a doll is 4.71 kg, find the total weight of the water gun, the doll and the toy car.
4 m

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The total weight of a water gun and a doll is 2.9 kg. The total weight of a water gun and a toy car is 5.1 kg. If the total weight of a toy car and a doll is 4.71 kg, find the total weight of the water gun, the doll and the toy car.