Answer:
y=2/5x-4
Explanation:
Since your given you slope (2/5), and x coordinate (0), and y coordinate (-4), you can plug all of these into your slope-intercept formula (y=mx+b). This will give you -4=2/5(0)+b. Then you solve for b, which is -4. You now have your answer, y=2/5x-4.