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1) 4x - 2y = - 10 (3)
2) - 2x + 3y = - 1 (2)
12x - 6y = - 30
- 4x + 6y = - 2
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8x + oy = - 32
8x = - 32
x = -32/8
x = - 4
El valor de x lo reemplazo en ecuación 2.
- 2x + 3y = - 1
- 2 (- 4) + 3y = - 1
8 + 3y = - 1
3y = - 1 - 8
3y = - 9
y = -9/3
y = - 3
Solución :
x = - 4
y = - 3