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

### Instruction:
During a staff meeting, 50 doughnuts were served. If each of the 19 staff ate 2 doughnuts, how many doughnuts are left?

### Response:
 Wafanyakazi walikula jumla ya donati 19 x 2 = <<19*2=38>>38.
Hivyo, donati 50 - 38 = <<50-38=12>>12 zimebaki.