Hi
a man is 32 years older than his son
Let x and (x+32) represent the age of the son and father NOW respectively
Question states*** ten years ago...
(x +32) -10 = 3( x-10)
solving for x
x + 22 = 3x - 30
52 = 2x
x = 26, the son's age NOW. The father is NOW 58. (26+32)
CHECKING our Answer***
48 = 3*16 = 48