Which one would you pick and why? How much money do you end up with in each class?

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

This is so hard and it’s for a test

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?