help me help my friend please.

Answer:
Mx+b=y
-1/2x -2=y is your answer or y= -1/2x -2(<-- just the flipped version)
Step-by-step explanation:
Answer:
y= -1/2x - 2
Step-by-step explanation:
m= slope
b= y-intercept
Slop formula is y=mx+b, but since the y-intercept is negative, it is y=mx-b in this case.