2 Ecuaciones Lineales – 2 Incógnitas – 10 Ejercicios
(1) 3x + 2y = -17
7x + 4y = -39
(2) 4x + 3y = -2
8x + 5y = -6
(3) 5x + 6y = -18
2x + 9y = -27
(4) 6x + 8y = 82
9x + 7y = 83
(5) 6x + 8y = -126
5x + 6y = -99
(6) 7x + 4y = -6
8x + 9y = -29
(7) 3x + 7y = 0
2x + 2y = -8
(8) 4x + 3y = 14
9x + 5y = 42
(9) 9x + 2y = -41
5x + 6y = -13
(10) 2x + 8y = 64
4x + 5y = 40
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