Question
The mass of 6 story books and 7 novels is 1.83 kg. The mass of 4 story books and 7 novels is 1.57 kg. Find the mass of each novel.
4 m

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The mass of 6 story books and 7 novels is 1.83 kg. The mass of 4 story books and 7 novels is 1.57 kg. Find the mass of each novel.