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

### Instruction:
 James ana mikate ya chokoleti 18 ya kuuza kwa timu ya kuogelea. Aliuza 5 wiki iliyopita na 7 wiki hii. Anahitaji kuuza mikate mingapi zaidi?


### Response:
 Ameuza jumla ya mikate 5 + 7 = <<5+7=12>>12 hadi sasa.
James anahitaji kuuza mikate mingine 18 - 12 = <<18-12=6>>6.