What is the function rule for the line?

Answer:
[tex]f(x) = - \frac{2}{3} x - 2[/tex]
Step-by-step explanation:
The "rise over run" for this function is -2/3 (the function rises (in this case, lowers) by -2 and runs 3). The graph is at -2 at x=0, so we add a constant of -2.