SOLUTION: Sam is 20 years older than his son Patrick. In three years the sum of their ages will be 100. How old is Sam now?

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Question 975863: Sam is 20 years older than his son Patrick. In three years the sum of their ages will be 100. How old is Sam now?
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
x=Sam
x-20=patrick
(x+3)+(x-17)=100
2x-14=100
2x=114
x=57 Sam
Patrick is 37
In 3 years, 60 and 40, respectively.