So, we can find this using an equation.
Let's call X the age of the youngest brother.
Let call x+1 the age of the middle brother
and x+2 the age of the oldest brother.
So, now we can make an equation.
x+x+1+x+2 = 96
3x = 93
x = 31
So, the ages of the brothers are 31, 32, and 33.