SOLUTION: if you triple your teachers age and add 7 years, then your teacher would be 100 years old. how old is?

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Question 421061: if you triple your teachers age and add 7 years, then your teacher would be 100 years old. how old is?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
(100-7)/3=31