In the next election, 15,000 people will actually vote for Candidate A. A poll has a percent error of 4%. Which statement describes what number of people voting for Candidate A the poll could show?.

i think 1: 2

step-by-step explanation:

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.