đề là j vậy bạn 

1. This is Paul. He teach French
teach -> teaches

2. My daughter's name are Hoa
are -> is 

3. Where's he at the moment?

-He's in home.
in home -> at home 

4. Does she likes sports?
likes -> like 

=> 0,25X + X = 3,75

=> 1,25X = 3,75

=> X = 3,75 : 1,25

=> X = 3

My best friend has a round face and short hair