please see thread https://vexforum.com/t/example-program-writing-your-own-aarcade-control/15031/1&highlight=powering
BTW just a beginners tip, search before post 
thanks - ill try to work on it
your welcome, its what im here for
could the battery explode due to this? and if yes, why?
i really dont think so, when i accidently connect + to - i get lots of smoke and a blow circuit but i highly doubt explosion at those voltages
you should just get a 4 cell battery holder though