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

### Instruction:
Raul had $87 to spare so he decided to go to the bookshop. Raul bought 8 comics, each of which cost $4. How much money does Raul have left?

### Response:
 Alichukua vitabu 8 × $4/vitabu = $<<8*4=32>>32 kwa vitabu.
Raul ana $87 - $32 = $<<87-32=55>>55 zilizobaki.