Question
Lee has some 10¢ coins and 20¢ coins in his wallet. All the coins add up to $2. He has exactly 15 coins. How many 10¢ coins does he have?
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Lee has some 10¢ coins and 20¢ coins in his wallet. All the coins add up to $2. He has exactly 15 coins. How many 10¢ coins does he have?