SOLUTION: Suzy multiplied her age by 2, subtracted 5, divided by 3, and added 9. The result was 20. How old is she?

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Question 273020: Suzy multiplied her age by 2, subtracted 5, divided by 3, and added 9. The result was 20. How old is she?
Answer by Edwin McCravy(20063) About Me  (Show Source):
You can put this solution on YOUR website!
>>...Suzy multiplied her age...<<

which is N

>>...by 2,...<<

and got 2N

>>...subtracted 5,...<<

and got 2N+-+5

>>...divided by 3,...<<

and got %282N-5%29%2F3+

>>...and added 9...<<

and got %282N-5%29%2F3%2B9

>>...The result was 20...<<

So what I got, which was %282N-5%29%2F3%2B9, equals to 20,
or

%282N-5%29%2F3%2B9=20

Can you solve that equation? If not post again asking how to.

When you solve it you get N+=+19

>>...How old is she?...<<

She's 19.
Edwin