prompt: John's pool is 5 feet deeper than 2 times Sarah’s pool. If John’s pool is 15 feet deep, how deep is Sarah’s pool?
messages.content: John's pool is 5 feet deeper than 2 times Sarah’s pool. If John’s pool is 15 feet deep, how deep is Sarah’s pool?
messages.role: user
messages.content: Let x be the number of feet in John’s pool
  2*x + 5=15
  2x=10
  x=<<5=5>>5
  #### 5
messages.role: assistant