prompt: If Beth is 18 years old and her little sister is 5, in how many years would she be twice her sister's age?
messages.content: If Beth is 18 years old and her little sister is 5, in how many years would she be twice her sister's age?
messages.role: user
messages.content: The age difference between Beth and her sister is 18 - 5 = <<18-5=13>>13 years.
  Beth must be 13 x 2 = <<13*2=26>>26 to be twice her sister's age.
  Beth will be twice her sister's age in 26 - 18 = <<26-18=8>>8 years.
  #### 8
messages.role: assistant