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

### Instruction:
Lucy has $65 in the bank. She made a $15 deposit and then followed by a $4 withdrawal. What is Lucy's bank balance?

### Response:
After making a $15 deposit, Lucy had $65 + $15 = $<<65+15=80>>80.
So, her bank balance is $80 - $4 = $<<80-4=76>>76 after making a $4 withdrawal.
#### 76