Question
Billy paid $75 for 9 markers and 4 files. The total cost of a marker and a file was $10. Vanessa bought 9 markers and 7 files. How much did she pay for these items?
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Billy paid $75 for 9 markers and 4 files. The total cost of a marker and a file was $10. Vanessa bought 9 markers and 7 files. How much did she pay for these items?