SOLUTION: a man is three times as old as his son. four years ago, the sum of their ages was 60 years. How old is the son

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Question 415703: a man is three times as old as his son. four years ago, the sum of their ages was 60 years. How old is the son
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

a man is three times as old as his son

Let x  and 3x represent the son's and father's ages NOW

Question states***  4 years ago ...

 (x-4) + [3x - 4] = 60

Solving for x

     4x = 68

      x = 17, son's age now. Father is 51

CHECKING our Answer***

  47 + 13 = 60