Question
Box D and Box E contained a total of 81 coins. After 13 coins were transferred from Box D to B, Box E contained twice as many coins as Box D. How many coins were there in Box D at first?
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Box D and Box E contained a total of 81 coins. After 13 coins were transferred from Box D to B, Box E contained twice as many coins as Box D. How many coins were there in Box D at first?