
The graph is attached below.
In order to find the y-intercept, check the graph and see where it hits the y-axis, so in this case the y-intercept would be at (0,6).
To find the x-intercept, check the graph and see where it hits the x-axis, and here it hits at x = -6.
Answer : fx + fh - f(x) / h
4/9*3/9= 12/81=4/27
You have a 4 in 27 chance of drawing a red then a blue.