SuperFit Gym charges $14 per month, as well as a one-time membership fee of $25 to join. After how m

SuperFit Gym charges $14 per month, as well as a one-time membership fee of $25 to join. After how many months will I spend a total of $165?

Let the number of months be m. We have a total spend T of:
cost per month * m + one-time membership fee = T

Plugging in our numbers, we get:
14m + 25 = 165

To solve this equation for m, we type it in our search engine and we get:
m = 10