Nancy and kevin collect coins. nancy has x coins. kevin has nine coins fewer than three times the number of coins nancy has. write and simplify an expression for the total number of coins nancy and kevin have.

Ineed me i stuck and i don’t want to get it wrong

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?

Which graph represents the equation y =4x