Originally Posted by bluesky2_1986
I tried startx command but it didn't work.
Didn't work how? couldn't find the command (which indicates you dont have the X server installed) or bombed out (indicates an ill-configured X server), or didnt start KDE? (startx is controlled by ~/.xinitrc usually, there is an exec line in there to start the WM/DE of your choice.
The more info you provide, the easier it is for people to identify the problem