jawab ya pake caranya

Persamaan Garis

Melalui (2,5)
tegaklurus :
a]
2x + y + 5 = 0
PG :
x - 2y = 2 - 10
x - 2y = -8 ✔

b]
y = -1/2 x + 6
1/2 x + y - 6 = 0
PG :
x - 1/2 y = 2 - 5/2
x - 1/2 y = -1/2 ✔

c]
3x + 4y - 5 = 0
PG :
4x - 3y = 8 - 15
4x - 3y = -7 ✔

d]
3/2 y - x - 4 = 0
PG :
3/2 x + y = 3 + 5
3/2 x + y = 8✔