Respuesta :

arielo620ar
The solution would be 72-9=63 so 72-9=a and a is 63, so 63 is the answer, but im sorry if it doesn’t answer your question
eeeebeee69999

Answer: a - 72 = 9

Step-by-step explanation: Izan's youngest relative is 9 years old. This is 72 years less than his oldest relative (a). The actual way to find the oldest relative's age would be (9 + 72 = a), and that is (a - 72 = 9) backward.