Based on space right now, I have them 7' apart and about 5" from the wall. I need to buy some speaker wire this weekend and then I'll move them roughly 12' apart and about 8" or so from the wall.

Receiver: Yamaha RX-V2200
Main: Axiom m80
CC: Axiom VP150
Surround: Axiom QS8
Sub: SVS PC13-Ultra