Okay here are the answers: (in order for which the equations are left to right in the image, starting from the first row left to right, then the second one)
Equation one: one solution
Equation two: infinite solutions
Equation three: no solutions
Equation four: infinite solutions
Equation five: no solutions
Equation six: one solution
Hope this helped you!
(If you don’t know which equation I am talking about read the beginning of my answer w ask me on the comment section)