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1) 2x + 2y = 6 (4)
2) 3x + 4y = 12 (-2)
8x + 8y = 24
- 6x - 8y = - 24
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2x + 0y = 0
2x = 0
x = 0/2
x = 0
El valor de x lo reemplazo en ecuación 1
2x + 2y = 6
2 (0) + 2y = 0
0 + 2y = 0
2y = 0
y = 0/2
y = 0
Solución :
x = 0
y = 0