Question
Three girls, Irene, Jean and Jane had a total of 3000 stickers. Some exchanges were made. First, Irene gave Jean as many stickers as Jean had. After that, Jean gave 13 of whatever she had then to Jane. Finally, Jane gave 15 of whatever she had to Irene. As a result, they each had the same number of stickers. How many stickers did Irene have at first?
5 m

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Three girls, Irene, Jean and Jane had a total of 3000 stickers. Some exchanges were made. First, Irene gave Jean as many stickers as Jean had. After that, Jean gave 13 of whatever she had then to Jane. Finally, Jane gave 15 of whatever she had to Irene. As a result, they each had the same number of stickers. How many stickers did Irene have at first?