You can
put this solution on YOUR website!Let

= Ben's age now
Let

= Ben's Father's age now
given:
(1)

The difference in their ages never
changes. At Ben's birth it was 33 yrs, so:
(2)

---------------
(1)

Subtract (1) from (2)
(2)

(1)

and, since
(1)

(1)

(1)

(1)

Ben is 25