Elliot has a total of 26 books. he has 12 more fiction books than nonfiction books. let x represent the number of fiction books and y represent the number of nonfiction books. which system of linear equations represents the situation? x y = 26 and x y = 12 x y = 26 and x – y = 12 x y = 26 and –x y = 12 x – y = 26 and x y = 12