Tentukan persamaan garis yang melalui titik 1,4 dan -3,2

x1 = 1
y1 = 4
x2 = -3
y2 = 2
(y-y1)/(y2-y1) =(x-x1)/(x2-x1)
(y-4)/(2-4)=(x-1)/(-3-1)
(y-4)/(-2)=(x-1)/(-4)
y-4=(x-1)/2
2y-8=X-1
2y-x-7=0