please answar the question below

A phone company charges a base fee of $12 per month plus an additional charge per minute. The monthly phone cost can be represented by this equation: C = 12+ 0 . m where: C = monthly phone cost a = the additional charge per minute in = the number of minutes used According to the equation you selected in #1, how many minutes did a customer use if their monthly phone cost was $92 and they were charged $0.50 for each additional minute? (Plug in the values of $92 and $0.50 to their respective variables and solve for m)