SOLUTION: Anne is two years older than Mary. Last year Anne was three times as old as Mary. How old is Anne now?
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Question 536407: Anne is two years older than Mary. Last year Anne was three times as old as Mary. How old is Anne now?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = Anne's age now
Let = Mary's age now
given:
(1)
(2)
----------------------
Substitute (1) into (2)
(2)
(2)
(2)
(2)
and, since
(1)
(1)
(1)
Anne is 4 now
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