prompt: Stacy has 32 berries. Steve takes 4 of Stacy's berries, and still has 7 less berries than Stacy started with. How many berries did Steve start with?
messages.content: Stacy has 32 berries. Steve takes 4 of Stacy's berries, and still has 7 less berries than Stacy started with. How many berries did Steve start with?
messages.role: user
messages.content: Let x be the number of berries Steve started with
  x+4=32-7
  x+4=25
  x=<<21=21>>21 berries
  #### 21
messages.role: assistant