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

### Instruction:
Mirasol had $50 in her account. She spent $10 on coffee beans and $30 on a tumbler. How much is left in her account?

### Response:
 มิราซอลใช้จ่ายทั้งหมด 10 + 30 = 40 เหรียญ
ดังนั้น มิราซอลจึงมีเงินเหลือ 50 - 40 = 10 เหรียญในบัญชีของเธอ