i am really struggling with this question. please help.

Answer:
y = 3/2x - 4
Step-by-step explanation:
Step 1: Find slope
(-4-2)/(0-4) = 3/2
Step 2: Find b
-4 = 3/2(0) + b
b = -4
Step 3: Put it all together
y = 3/2x - 4
And we have our final answer!