Question

You sign up for karate classes. The classes cost $80dollar sign.

Write an equation for the number of dollars, d, that you pay for your karate classes if you take classes for m months.

Answer 1

My answer has to be 80 characters, so sorry for the word vomit.
Answer: d=80m

Answer 2

Write an equation for the number of dollars, d, that you pay for your karate classes if you take classes for m months.

I am assuming the cost is 80 dollars per month

d = 80m