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

### Instruction:
At a pool party, there are 4 pizzas cut into 12 slices each.  If the guests eat 39 slices, how many slices are left?

### Response:
 Jumla ya vipande ni 4 x 12 = <<4*12=48>>48.
Baada ya wageni kula, kuna vipande 48 - 39 = <<48-39=9>>9 vilivyosalia.