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Kelas 8 Matematika
Bab Persamaan Garis

(-4, 2)

ax + 5y - 6 = 0
a . (-4) + 5 . 2 - 6 = 0
-4a + 10 - 6 = 0
-4a + 4 = 0
-4a = -4
a = 1

(-4,2)
ax+5y-6=0
-4a+5(2)-6=0
-4a+10-6=0
-4a+4=0
-4a=-4
a=1