SOLUTION: There are currently 30 frogs in a (large) pond. The frog population grows exponentially, tripling every 12 days. How long will it take (in days) for there to be 140 frogs in the p

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Question 1192616: There are currently 30 frogs in a (large) pond. The frog population grows exponentially, tripling every 12 days.
How long will it take (in days) for there to be 140 frogs in the pond?

Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
y=30%2A3%5E%28x%2F12%29

You want to solve for x when y is 140.