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

### Instruction:
 Lisa ana mavazi 18 zaidi ya Ana. Ikiwa idadi ya mavazi yao yote ni 48, Ana ana mavazi mangapi?


### Response:
 Acha x iwe idadi ya mavazi ambayo Ana ana.
Lisa ana mavazi x+18.
x+x+18=48
2x+18=48
2x=30
x=<<15=15>>15
Ana ana mavazi 15.