SOLUTION: Susan is twice as old as Lana. The sum of their ages 4 years ago was 37. Find how old they are now.
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Question 1151500: Susan is twice as old as Lana. The sum of their ages 4 years ago was 37. Find how old they are now.
Answer by josgarithmetic(39625) (Show Source): You can put this solution on YOUR website!
Susan, 30
Luna, 15
If L is for Luna's age now, then , and with simple steps, .
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