SOLUTION: A farther and son's age added up is 36, in seven years the farther will be 4 times as old as the son. Calculate the current ages.

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Question 1102066: A farther and son's age added up is 36, in seven years the farther will be 4 times as old as the son. Calculate the current ages.
Answer by josgarithmetic(39625) About Me  (Show Source):
You can put this solution on YOUR website!
system%28f%2Bc=36%2Cf%2B7=4%28c%2B7%29%29

f%2B7=4c%2B28
f=4c%2B21
4c%2B21%2Bc=36
5c=36-21
5c=15
highlight%28c=3%29--------son
-
f=12%2B21
highlight%28f=33%29------father