tentukan PGL melalui titik (-2,5) dan tegak lurus 2x + 3y + 6 = 0

2x + 3y + 6 = 0
3y = - 2x - 6
¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯÷3
y = - 2/3x - 2
y = 2/3x + 2, m (gradien) = 3/2

y - y1 = m (x - x1)
y - 5 = 3/2 (x - (-2)
y - 5 = 3/2x + 6/2
y = 3/2x + 3 + 5
y = 3/2x +8