Craig scored 12 points in a game marla scored twice as many points as craig but 5 fewer points than nelson scored write an expression to repersent how many points nelson scored whats the answer

4x and 6y

im not sure though

check above link.

graphically?   well, you graph them both, the solutions is where they both intersect each other, since there are two solutions, meaning they will meet twice, or namely the linear will run into the quadratic curve twice, and where they meet, those x,y coordinates are the solutions to the system.