SOLUTION: Elmer is thrice as old as Ruel. in 4 years, elmer will be 2 years more than twice as old as ruel will be. find their present ages.
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Question 566006: Elmer is thrice as old as Ruel. in 4 years, elmer will be 2 years more than twice as old as ruel will be. find their present ages.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = Elmer's age now
Let = Ruel's age now
given:
(1)
(2)
------------------------
(2)
(2)
Substitute (1) into (2)
(2)
(2)
and
(1)
(1)
Elmer is 18, and Ruel is 6 }}}
check:
(2)
(2)
(2)
OK
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