conversations.from: human
conversations.value: While shopping, Greg spent 300$ on a shirt and shoes. If Greg spent 9 more than twice as much on shoes as he did a shirt, how much did Greg spend on a shirt?
conversations.from: assistant
conversations.value: Let x be the amount spent on a shirt.
  Greg spent 2x+9 dollars on shoes.
  300=x+(2x+9)
  300=3x+9
  291=3x
  x=97$
  Greg spent 97$ on a shirt.