SOLUTION: PLEASE HELP ME PLEASE.
Trical is ten times older than his son, Algeom. In 20 years, Trical's age will be 4 more than twice Algeom's age. How old was he when Algeom was born?
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Trical is ten times older than his son, Algeom. In 20 years, Trical's age will be 4 more than twice Algeom's age. How old was he when Algeom was born?
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Question 911303: PLEASE HELP ME PLEASE.
Trical is ten times older than his son, Algeom. In 20 years, Trical's age will be 4 more than twice Algeom's age. How old was he when Algeom was born? Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! One key thing to keep in mind is
that the difference in their ages never changes
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Let = son's age now
Let = father's age now = son's age in 20 years = father's age in 20 years
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(1)
(2)
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Substitute (1) into (2)
(2)
(2)
(2)
(2)
and
(1)
(1)
(1)
The difference in their ages is , so
the father was 27 when his son was born
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check:
(2)
(2)
(2)
(2)
(2)
OK
