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

### Instruction:
 达万特有两倍于一周天数的朋友。他有3个女朋友。他有多少个男朋友？


### Response:
 达万特有14个朋友，因为2乘以7等于<<2*7=14>>14。
达万特有11个男朋友，因为14减去3等于<<14-3=11>>11。