Question: 4x + 7y + 2 = 10 5x + 8y + 2z = 11 6x + 9y + 3z = 12

4x + 7y + 2 = 10 5x + 8y +

4x + 7y + 2 = 10 5x + 8y + 2z = 11 6x + 9y + 3z = 12

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