SOLUTION: 10 years from now, Jane will be 3 times her present age. How old is she now?

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Question 340259: 10 years from now, Jane will be 3 times her present age. How old is she now?
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Let J be her age now. In ten years, her age will be J + 10. Thus
J + 10 = 3J
10 = 2J
J = 5