Mathematics, 03.11.2020 23:00 Yailynn7004

Yun Sil added twice as many new songs on her MP3 player as Matt, who added 5 more new songs on his MP3 player than Sierra. The sum of the songs added on all three players is 15 more than the cube of the number of songs added on Sierra's player. How many songs did each
person add?

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