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

### Instruction:
An auto shop has a part that Clark needs for $80. Clark buys 7 of them and got a discount. If Clark only had to pay $439, how much was the discount?

### Response:
 Awali sehemu za gari zingekuwa jumla ya dola 80*7 = <<80*7=560>>560.
Clark alipata punguzo la 560-439 = <<560-439=121>>121 dola.