Below is an instruction that describes a task. Write a response that appropriately completes the request in Thai. Please answer in Thai.

### Instruction:
Jessica has a basic cable television service for $15 per month. If she adds the movie channels, it will cost an additional $12 per month. The sports channels cost $3 less per month than the movie channels. If Jessica adds the movie channels and the sports channels, what will her total monthly payment be?

### Response:
 ช่องกีฬามีราคา 12 - 3 = 9 ดอลลาร์ต่อเดือน
เจสสิก้าต้องจ่ายทั้งหมด 15 + 12 + 9 = 36 ดอลลาร์ต่อเดือน