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

### Instruction:
George was selling some of his old toys on the internet. He managed to sell 3 little cars and a set of Legos. In total, he earned $45. How much did the Legos set cost, if one little car was sold for $5?

### Response:
 จากการขายรถเล็ก จอร์จได้รับรายได้รวมทั้งหมด 3 คัน * $5/คัน = $<<3*5=15>>15
ราคาชุดเลโก้คือ $45 - $15 = $<<45-15=30>>30