How many solutions does y=x2-2x-4

In the final round of trivia competition, contestants were asked to name as many states that begin with the letter m as they could in 15 seconds. the bar graph shows the number of states the contestants were able to name. how many contestants participated in the final round of the competition?

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

Answer this question only if you know the answer! 30 points and