Question 587199
         now
father   5x
son      x
.....
before
father   34
son      2

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Easiest solution:

34-2=5x-x
32=4x
x=32/4
x=8

>>> The father is 5x=5*8=40, and the son is 8. > (f)now-(f)before=40-34=6
The father was 34 and the son was 2, 6 years ago.