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

### Instruction:
Julie is making caesar salad for a family picnic. At the market, she spends $8 on green lettuce and $6 on red lettuce. If each type of lettuce costs $2 per pound, how many total pounds of lettuce did she buy?

### Response:
 จำนวนเงินรวมของผักกาดเขียวและผักกาดแดงคือ $8 + $6 = $<<8+6=14>>14
จูลี่ซื้อผักกาดทั้งหมด 7 ปอนด์ จาก $14 / $2 = <<14/2=7>>7 ปอนด์.