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Verified answer
Bab Persamaan GarisMatematika SMP Kelas VIII
ax + by + c = 0, tegak lurus, (p, q)
bx - ay - (bp - aq) = 0
3x + 2y + 8 = 0, tegak lurus, (2, 5)
2x - 3y - (2 . 2 - 3 . 5) = 0
2x - 3y - (4 - 15) = 0
2x - 3y - (-11) = 0
2x - 3y + 11 = 0