Question
The cost of 6 magazines and 4 novels is $15.60. The cost of 3 magazines and 4 novels is $12.60. What is the cost of 9 magazines and 9 novels?
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The cost of 6 magazines and 4 novels is $15.60. The cost of 3 magazines and 4 novels is $12.60. What is the cost of 9 magazines and 9 novels?