Respuesta :
The formula is y2-y1 divided by x2-x1 So now-5+7divided by -2+1 =2/-1= -2
Answer:
slope = -2
Step-by-step explanation:
suppose,
(x₁,y₁)=(-1,-7)
(x₂,y₂)=(-2 ,-5)
slope (m)=?
now,
m=rise/run
=Δy/Δx
=(y₂-y₁)/(x₂-x₁)
={-5-(-7}/{-2-(-1)}
={-5+7} / {-2+1} [negative plus negative =positive]
=2/-1
=-2