Respuesta :

(17+7)(3)=x (bills age)
24(3)=x
x=72
bill is 72
Hello!

We do the opposite than what is says in the problem

Eya is 7 less than three times bills age

We add 7 to Eya age

17 + 7 = 24

It says three times bills age so we divide by 3

24 / 3 = 8

Bill is 8

Hope this helps!