Verified Answer :

Nada21

I think that the answer is negative 11 over 12

apologiabiology

slope for points (x1,y1) and (x2,y2)
slope=(y2-y1)/(x2-x1)

(x,y)
(-12,15)
(0,4)

x1=-12
y1=15
x2=0
y2=4

slope=(4-15)/(0-(-12))=-11/(0+12)=-11/12


slope=-11/12

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