prompt: Ahmed is 11 years old and Fouad is 26 years old. In how many years will Fouad's age be double Ahmed's current age?
messages.content: Ahmed is 11 years old and Fouad is 26 years old. In how many years will Fouad's age be double Ahmed's current age?
messages.role: user
messages.content: Let X be the number of years before Fouad's age doubles Ahmed's age.
  So (X+11)*2 = X+26.
  So X*2 + 22 = X + 26.
  So X = 26 - 22 = <<26-22=4>>4 years.
  #### 4
messages.role: assistant