SOLUTION: today, the difference in age between a father and his son is 23 years. two years from now, the father's age will double the age of his son in two years' time.
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Question 1028172: today, the difference in age between a father and his son is 23 years. two years from now, the father's age will double the age of his son in two years' time. Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! The difference in their ages never changes
Let = father's age now
Let = son's age now
-------------------------
(1)
(2)
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Substitute (1) into (2)
(2)
(2)
(2)
and
(1)
(1)
(1)
-------------------
The father is 44 now
The son is 21 now
-------------------
check:
(2)
(2)
(2)
(2)
OK
