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

### Instruction:
 为了一场婚礼，椅子被排成7排，每排有12把椅子。有些人迟到了，抓了11把额外的椅子，放在后面。一共有多少把椅子？


### Response:
 起初，有7*12=<<7*12=84>>84把椅子。
后来，一共有84+11=<<84+11=95>>95把椅子。