the equation y = 15x + 10 gives your score on a math quiz, where x is the number of questions you answered correctly. what is the y-intercept? what does the y-intercept represent? what is the slope? what does the slope represent? what is your score if you answered 5 questions correctly? list all 6 ordered pairs for 0-5 correct answers (on a graph but you don’t have to show the graph just the ordered pairs)