I would really recommend reading on all forms of scouting (suicide, active, passive) if you're in the nA don't bother with trying to kill T6-8 tanks.
New bragshot time:
Faced a 3vs1 shoot out situation panzer IV, T-28, PzIII A vs my M4 and I won. Those guys were noobs though they didn't even bother to surround me or face me with their frontal armour.