Pesamaan garis melalui (2,5) dan (-3,4)

Bab Persamaan Garis
Matematika SMP Kelas VIII

(y - y1)/(y2 - y1) = (x - x1)/(x2 - x1)
(y - 5)/(4 - 5) = (x - 2)/(-3 - 2)
(y - 5)/(-1) = (x - 2)/(-5)

◎◎ (-5) : (-1) = 5 ◎◎

5 (y - 5) = x - 2
5y - 25 = x - 2
x - 5y + 25 - 2 = 0
x - 5y + 23 = 0