1) (x-0)/(1-0)=(y-2)/(-1-2)
x=(y-2)/-3
-3x=y-2
-3x-y+2=0
2) (x+5)/(4-(-5))=(y-6)/(-5-6)
(x+5)/(9)=(y-6)/(-11)
-11(x+5)=9(y-6)
-11x-55=9y-54
11x+9y+1=0
1) (x-0)/(1-0)=(y-2)/(-1-2)
x=(y-2)/-3
-3x=y-2
-3x-y+2=0
2) (x+5)/(4-(-5))=(y-6)/(-5-6)
(x+5)/(9)=(y-6)/(-11)
-11(x+5)=9(y-6)
-11x-55=9y-54
11x+9y+1=0