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

### Instruction:
Joan is preparing sandwiches for a family potluck. She decides to make ham sandwiches and grilled cheese sandwiches. One ham sandwich requires 2 slices of cheese, and one grilled cheese sandwich requires 3 slices of cheese. She uses a total of 50 slices of cheese to make the sandwiches. If she makes 10 ham sandwiches, how many grilled cheese sandwiches does she make?

### Response:
 แฮมแซนวิช 10 ใบต้องใช้ชีส 2*10=<<10*2=20>>20 แผ่น
เหลือชีส 50-20=<<50-20=30>>30 แผ่นให้ทำกริลเชสแซนวิช
เธอสามารถทำกริลเชสแซนวิชได้ 30/3=<<30/3=10>>10 ใบ