x = normal water level
x - 12 - 13 = x - 25
so it is 25 feet below the normal water level
Step-by-step explanation:

that's it
There is no solution since ln(0) is undefined
Answer:
yes because I need to be a good person
For this case we have the following variables:
x: number of months
f (x): number of caps sold
The function that models the problem is given by:

By the time the store sells 64 caps we have:

From here, we clear the number of months:

Answer:
the store sells 64 caps in 3 monts
A. month 3