4x - 2y - 2 = 0
contoh : , x = 4
4 . 4 - 2y - 4= 0
16 - 2y - 4 = 0
12 - 2y = 0
-2y = -8
y = 4
jawaban : x = 2
4 . 2 - 2y - 2 = 0
8 - 2y - 2 = 0
6 - 2y = 0
-2y = -6
y = 3
(2,3)
Note : X=2 itu Dari 4(2)-2(3)=8-6=2
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4x - 2y - 2 = 0
contoh : , x = 4
4 . 4 - 2y - 4= 0
16 - 2y - 4 = 0
12 - 2y = 0
-2y = -8
y = 4
jawaban : x = 2
4 . 2 - 2y - 2 = 0
8 - 2y - 2 = 0
6 - 2y = 0
-2y = -6
y = 3
(2,3)
Note : X=2 itu Dari 4(2)-2(3)=8-6=2
4.2-2y-2=0
8-2y-2=0
-2y=-6
y=3
jadi titik persamaannya (2,3)