SOLUTION: One half of Ana's age four years from now plus one third of her age three years ago is twenty-one. how old is she now?

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Question 329067: One half of Ana's age four years from now plus one third of her age three years ago is twenty-one. how old is she now?
Answer by JBarnum(2146) About Me  (Show Source):
You can put this solution on YOUR website!
These are so much fun to figure out:
%281%2F2%29%28A%2B4%29%2B%281%2F3%29%28A-3%29=21
%28A%2F2%2B2%29%2B%28A%2F3-1%29=21
%283A%29%2F6%2B%282%29%2B%282A%29%2F6-%281%29=21
%285A%29%2F6%2B1=21
%285A%29%2F6=20
%285A%29=120
highlight%28A=24%29