Question
Packet C and Packet D contained a total of 51 stickers. After 30 stickers were transferred from Packet C to B, Packet D contained twice as many stickers as Packet C. How many stickers were there in Packet C at first?
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Packet C and Packet D contained a total of 51 stickers. After 30 stickers were transferred from Packet C to B, Packet D contained twice as many stickers as Packet C. How many stickers were there in Packet C at first?