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

### Instruction:
Lexie is 6 years older than her brother and her sister is twice her age. If Lexie is 8, what is the age difference between her brother and her sister?

### Response:
 Ndugu yake Lexie ana miaka 8 - 6 = <<8-6=2>>2.
Dada yake ana miaka 8 x 2 = <<8*2=16>>16.
Tofauti ya umri kati ya ndugu yake na dada yake ni 16 - 2 = <<16-2=14>>14.