6. (05.03 LC) Which of the following statements best describes the graph of x + y = 2? (5 points) It is a line which intersects the x-axis at (2, 2). It is a line which intersects the y-axis at (2, 2). It is a line joining the points whose x- and y-coordinates add up to 2. It is a line joining the points whose X- and y-coordinates add up to 4.