eh...it'd be a stretch...but probably for awhile? You'd pretty much have to keep a close eye on the nitrates and do a change whenever necessary. You may find that they're fine and you may find that its just really not feesable to do that many changes once they get bigger.
If i were u, i would do 1 goldie and some sort of schooling fish, like white clouds, and maybe something to go on the bottom.Even though this is overstocked