Question
Ian paid $104 for 11 notebooks and 4 pens. The total cost of a notebook and a pen was $12. Xuan bought 8 notebooks and 7 pens. How much did she pay for these items?
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Ian paid $104 for 11 notebooks and 4 pens. The total cost of a notebook and a pen was $12. Xuan bought 8 notebooks and 7 pens. How much did she pay for these items?