Question
The total mass of 2 crystal bowls and 6 picture frames is 7 kg. The total mass of 1 crystal bowl and 2 picture frames is 2.6 kg. What is the mass of each picture frame?
4 m

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The total mass of 2 crystal bowls and 6 picture frames is 7 kg. The total mass of 1 crystal bowl and 2 picture frames is 2.6 kg. What is the mass of each picture frame?