Question
At a shop, Alice paid $28 for 7 items: 4 staplers and 3 folders. The total cost of 4 staplers is $4 more than the total cost of 3 folders. How much did 1 stapler cost?
4 m

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At a shop, Alice paid $28 for 7 items: 4 staplers and 3 folders. The total cost of 4 staplers is $4 more than the total cost of 3 folders. How much did 1 stapler cost?