tolong di jawab ya plisss

(0,3) dan (3/2 , 0)
(y - y1)/(y2 - y1) = (x - x1)/(x2 - x1)
(y - 3)/(0 - 3) = (x - 0)/(3/2 - 0)
3/2 y - 9/2 = -3x
3y - 9 = -6x
3y = -6x + 9
y = -2x + 3