SOLUTION: if sum of age of father and son at present is 60 years what will be their age aftet 15 years?

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Question 830267: if sum of age of father and son at present is 60 years what will be their age aftet 15 years?
Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
1.
15 years from now,

Then from eq. 1,



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