how do i solve this equestion i don't understan

2(x+1)-3x=3(3+2X) please give me details on how to solve it because i have 100 more to go and i don't understand a thing

2(x+1)-3x=3(3+2x)

2x+2-3x=9+6x
-x+2=9+6x
2=9+7x
-7=7x
-1=x