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

### Instruction:
Tropical Storm Sally brings 3 days of rain to southern Texas.  The first day it rained 4 inches.  The second day it rained 5 times as much as the first day, and the third day it rained 6 inches less than the sum of the first two days.  How much did it rain on the third day?

### Response:
 วันแรก: <<4=4>>4 นิ้ว
วันที่สอง: 5(4)=20 นิ้ว
วันที่สาม: (4+20)-6=<<4+20-6=18>>18 นิ้ว