Question
The total mass of 2 picture frames and 8 crystal bowls is 4.2 kg. The total mass of 1 picture frame and 3 crystal bowls is 1.9 kg. What is the mass of each crystal bowl?
4 m

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The total mass of 2 picture frames and 8 crystal bowls is 4.2 kg. The total mass of 1 picture frame and 3 crystal bowls is 1.9 kg. What is the mass of each crystal bowl?