Here is how a tweet gets boosted:

Hustle Guy
2 replies
Twitter reveals some of its source code, including its recommendation algorithm: Replies (1x) Images/videos (2x) Trusted circle (3x) Twitter Blue (2-4x) Retweets (20x) Likes (30x)

Replies

Sam Chahine
Apparently you also shouldn't post links in your first tweet, unless the replies are super engaged :)