2 and 6 are the only viable ones, and even then they're not great. Overall you look too nerdy/"nice guy". Did you check out the articles on here regarding style and tinder pics? You should implement the advice there and take new pics.
Edit: oh, I see your goal is long-term relationship. Depending on what kind of girls you're into, these pics may be okay. They're certainly not good for "getting laid" tho.