2 Lineare Gleichungen – 2 Unbekannte – 10 Aufgaben


Lösen Sie das folgende Gleichungssystem:

(1) 4x + 5y = -61
8x + 8y = -112

(2) 2x + 3y = 4
3x + 4y = 6

(3) 5x + 2y = -38
6x + 9y = -72

(4) 9x + 7y = -7
7x + 6y = -1

(5) 3x + 7y = 27
7x + 8y = 13

(6) 6x + 6y = -66
8x + 4y = -76

(7) 2x + 9y = -40
4x + 3y = 10

(8) 5x + 2y = 7
9x + 5y = 14

(9) 9x + 7y = -81
8x + 3y = -72

(10) 4x + 2y = -8
3x + 8y = 46

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