I dont understand this can someone give me the answer. "Determine the equation of the line represented on the graph below.

Answer:
y=2/5x - 1
Step-by-step explanation:
(0,-1) (-5,-3)
-3-(-1) over -5-0 = 2/5 2/5 = m
y=mx+b
-3 = 2/5 times -5 +b
-3 = -2 + b
+2 +2
-1 = b
y=2/5x 1