Sistem penyelesaian linear dua variabel 4x – 2y =14 dan y =½ x -1
4x – 2y =14
y =½ x -1…..= > 1/2x-y=1
4x – 2y =14….×1
1/2x-y=1………×2
4x – 2y =14
x – 2y =2
——————( – )
3x=12……x=4
masukkan x ke :
4x-2y=14
4(4)-2y=14
16-2y=14
2y=16-14
2y=2
y=1
Hp (4 , 1)