Respuesta :
Answer: 7
Step-by-step explanation:
We already know that Johnny is 21, and that he is three times as old as Becky.
with this we can simply divide Johnnys age by the many times he’s as old as Becky
21/3 = 7

Answer: 7
Step-by-step explanation:
We already know that Johnny is 21, and that he is three times as old as Becky.
with this we can simply divide Johnnys age by the many times he’s as old as Becky
21/3 = 7