penyelesaian sistem persamaan linear 2x+5y = 11 dan x-4y= -14

2x + 5y = 11
x - 4y = - 14

x - 4y = - 14
x = - 14 + 4y

2x + 5y = 11
2(- 14 + 4y) + 5y = 11
- 28 + 8y + 5y = 11
13y = 11 + 28
13y = 39
y = 3

x = - 14 + 4y
x = - 14 + 12
x = - 2

Maaf Kalau Salah