The Slope-Intercept form of the equation of a line, is:

Where "m" is the slope of the line and "b" is the y-intercept.
Given the following inequality:

You can identify that the line is:

And:

Notice that the symbol of the inequality is:

You know that the line is dashed and the shaded region is below the line.
Knowing the above, you can graph the line.
The answer is: