a5 in SB .5-1 (nl nub)

I have 71 villian has me covered. Sorry no reads

folds to button who calls i call with A5o and bb checks

flop(3)-AK4 hero bets 3 button calls
turn(9)-Q hero bets 4 button calls
river(16)-5 hero bets 17 button raises 50 hero folds

So yea i have no idea how to play no limit should i just be check folding these flops or what?