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

### Instruction:
There are several cookies in the jar. Taking 1 cookie away would leave half as many in the jar as if 5 were added. How many cookies are in the jar?

### Response:
 Hebu C iwe idadi ya biskuti
Kungekuwa na biskuti C-1.
Kungekuwa na biskuti (C+5)/2.
C-1=(C+5)/2.
2*(C-1)=C+5
2C-2=C+5
C=<<7=7>>7