SOLUTION: Three years ago the sum of the ages of father and his son was 48 years and three years hence from now father's age will be three times that of his son. find the present ages of the

Algebra ->  Equations -> SOLUTION: Three years ago the sum of the ages of father and his son was 48 years and three years hence from now father's age will be three times that of his son. find the present ages of the      Log On


   

Question 1145606: Three years ago the sum of the ages of father and his son was 48 years and three years hence from now father's age will be three times that of his son. find the present ages of the father and his son.

Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
x, the son
y, the father
system%28x-3%2By-3=48%2Cy%2B3=3%28x%2B3%29%29

system%28x%2By=54%2C3x%2B9=y%2B3%29

system%28x%2By=54%2C3x-y=-6%29

ADD: 4x=48

x=12------son
--
y=42------father