persamaan garis melalui titik K (4,–3) dan L (-2,9) adalah

- Persamaan Garis Lurus -

Pers. garis yg melalui (4,-3) dan (-2,9)

(y-y1)/(y2-y1) = (x-x1)/(x2-x1)
(y-(-3)/(9-(-3)) = (x-4)/(-2-4)
(y+3)/12 = (x-4)/-6
-6(y+3) = 12(x-4)
-6y-18 = 12x-48
12x+6y-48+18 = 0
12x+6y-30 = 0

semoga membantu
-vin