Write an algorithm to find sum of first ten even numbers? plz do it ... if you do i will mark brainliest ​

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

Your friend swims on the school team. in his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. which time listed for his next race would make the range larger?

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?