Question
The cost of 6 comics and 2 manuals is $31.40. The cost of 3 comics and 2 manuals is $19.40. What is the cost of 7 comics and 7 manuals?
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The cost of 6 comics and 2 manuals is $31.40. The cost of 3 comics and 2 manuals is $19.40. What is the cost of 7 comics and 7 manuals?