2x+3y=12 3x-2y=12 Selesaikan dengan cara eliminasi

2x + 3y = 12 { × 3 }
3x - 2y = 12 { × 2 }

6x + 9y = 36
6x - 4y = 36
___________ -
5y
y = 5

2x + 3y = 12
2x + 15 = 12
2x = 12-15
2x = -3
x = -1,5