Respuesta :

Answer:

m=-1

Step-by-step explanation:

Slope is:

m=(y1-y2)/(x1-x2)

Let's choose two values for (x1,y1) and (x2,y2)

x1=-2

y1=0

x2=0

y2=-2

Plug into slope formula:

m=(0-(-2))/(-2-0)

m=2/-2=-1

y=-2/2 (slope)
but the y=mx+b is
y=-2/2x+2