Question
Jeremy buys a coat, a sweater and a shirt. The average cost of these items is $43. The cost of the shirt is four times the total cost of the coat and the sweater. If the coat costs $10, find the difference in cost between the sweater and the shirt.
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Jeremy buys a coat, a sweater and a shirt. The average cost of these items is $43. The cost of the shirt is four times the total cost of the coat and the sweater. If the coat costs $10, find the difference in cost between the sweater and the shirt.