I need help Last month there were 4 sunny days for every rainy day. If there were 30 days in the month, how many days were rainy?

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?

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

Factor the polynomial by its greatest common monomial factor.