Respuesta :
You are 42 years old. (21 x 2 = 42)
Your son’s age is 9 years old (42 - 24 = 18, 18 / 2 = 9)
Your son’s age is 9 years old (42 - 24 = 18, 18 / 2 = 9)
You are 42 years old because 21×2=42 and your son is 18 because 42-24=18! Hope this helps;)