tolong jawab 16b dan 16c

16c
a = (0,4) (6,0)
m = 0-4/6-0 = -4/6 =-2/3
mb = 3/2 (tegak lurus)
b = (2,3)
y-3 = 3/2 (x-2)
y-3 = 3/2x - 3
2y-6 = 3x -6
2y-3x = 0

16b
(0,3) (4,0)
y-3/0-3 = x-0/4-0
y-3/-3 = x/4
-3x = 4y-12
-3x-4y = -12

semoga membantu
maaf kalau salah