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

### Instruction:
Gabrielle sells eggs. On Monday she sells 5 crates of eggs. On Tuesday she sells 2 times as many crates of eggs as Monday. On Wednesday she sells 2 fewer crates than Tuesday. On Thursday she sells half as many crates of eggs as she sells on Tuesday. How many total crates of eggs does she sell for the 4 days?

### Response:
 เมื่อวันจันทร์เธอขายไข่ 5 ลัง
วันอังคารเธอขายไข่ 2 x 5 = <<5*2=10>>10 ลัง
วันพุธเธอขายไข่ 10 - 2 = <<10-2=8>>8 ลัง
วันพฤหัสบดีเธอขายไข่ 1/2 x 10 = <<10*1/2=5>>5 ลัง
เธอขายไข่ทั้งหมด 5 + 10 + 8 + 5 = <<5+10+8+5=28>>28 ลัง