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

### Instruction:
Tom decides to take 10 dance lessons that cost $10 each, but he gets two of them for free. How much does he pay?

### Response:
Tom pays $10 for 10 - 2 = <<10-2=8>>8 lessons.
He pays 8 x $10 = <<8*10=80>>$80.
#### 80

