Question
The cost of 4 manuals and 5 textbooks is $22.50. The cost of 2 manuals and 5 textbooks is $18.50. What is the cost of 6 manuals and 6 textbooks?
4 m

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The cost of 4 manuals and 5 textbooks is $22.50. The cost of 2 manuals and 5 textbooks is $18.50. What is the cost of 6 manuals and 6 textbooks?