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

### Instruction:
Larry spent $5 for lunch and gave his brother $2. How much did Larry have at the beginning if he has $15 now?

### Response:
Larry spent 5+2 = <<5+2=7>>7 dollars.
He has 15+7 = <<15+7=22>>22 dollars at the beginning.
#### 22