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Verified answer
Kelas 8 MatematikaBab Persamaan Garis
ax + by + c = 0, tegak lurus, (p, q)
bx - ay - (bp - aq) = 0
6x - 4y + 5 = 0, tegak lurus, (4, -1)
-4x - 6y - (-4 . 4 - 6 . (-1)) = 0
-4x - 6y - (-16 + 6) = 0
-4x - 6y + 10 = 0
2x + 3y - 5 = 0
✩✩ B ✩✩