sorry i'm in the wrong category :/

Hello ! i'm trying to run my both zx450 as i want and i'm in trouble.... I've got 2 pairs of RCA coming from the HU, no filtering. Can I : - use one pair for subs, using 2 bridged channels of the first zx450, <70Hz - use the second for 2 channels of 6.5", >70hz <180hz, 2 channels of 3" >18...