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Kelas 8 MatematikaBab Persamaan Garis
ax + by + c = 0, sejajar, (p, q)
ax + by - (a . p + b . q) = 0
-4x + 3y - 8 = 0, sejajar, (-2, 5)
-4x + 3y - (-4 . (-2) + 3 . 5) = 0
-4x + 3y - (8 + 15) = 0
-4x + 3y - 23 = 0
3y - 4y - 23 = 0