Question
Will bought the same number of pens and markers. The total cost of 5 pens and 1 marker was $21. The total cost of 1 pen and 5 markers was $33. He spent a total of $54. How many pens did Will buy?
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Will bought the same number of pens and markers. The total cost of 5 pens and 1 marker was $21. The total cost of 1 pen and 5 markers was $33. He spent a total of $54. How many pens did Will buy?