Question
The mass of 10 textbooks and 3 magazines is 1.5 kg. The mass of 4 textbooks and 9 magazines is 1.38 kg. Find the mass of each magazine.
4 m

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The mass of 10 textbooks and 3 magazines is 1.5 kg. The mass of 4 textbooks and 9 magazines is 1.38 kg. Find the mass of each magazine.