Select the correct answer. Justine enrolls in a music program. The cost of the program includes a one-time registration fee of $45 and a fee of $9 per lesson. If the average
cost per music lesson is $12 and Justine has taken x classes, which equation represents this scenario?
OA. 12=59
OB
12 = 45+
OC.
45 +
OD
12=4795
12= 45578