Graph the line whose x- intercept is 6 and those y-intercepts is

Find 6 on the x- intercept and 9 on y- intercept and go to where they meet and draw a dot. oh and since you have to draw a line, when you meet the dot, go down 9 since you have no space to go up and go left 6 and do a dot. Then keep doing that until you have no space

The mean of the set is 4.