Question
Packet N and Packet P contained a total of 39 stickers. After 30 stickers were transferred from Packet N to B, Packet P contained twice as many stickers as Packet N. How many stickers were there in Packet N at first?
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Packet N and Packet P contained a total of 39 stickers. After 30 stickers were transferred from Packet N to B, Packet P contained twice as many stickers as Packet N. How many stickers were there in Packet N at first?