Metode campuran/gabungan (eliminasi – subtitusi)4x – 2y = 14y = ½ x-1
4x – 2y = 14 … pers (1)
y = ½ x-1 … pers (2)
Metode eliminasi
y = ½x – 1
– x + 2y = – 2
4x – 2y = 14
_____________ +
3x = 12
x = 12/3
x = 4
Substitusi ke pers (2)
y = ½ x-1
y = ½ (4) – 1
y = 2 – 1
y = 1