SOLUTION: The ratio of Karla's age to Mike's age is 3:4. Two years ago, their average age was 12 years. How old is Karla now?
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Question 835786: The ratio of Karla's age to Mike's age is 3:4. Two years ago, their average age was 12 years. How old is Karla now?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
1.
Two years ago,
2.
Substitute from eq. 1,
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