Mathematics, 22.07.2020 22:01, dacanul100

2x + y - z = 3
-x + 2y + 4z = -3
x – 2y - 3z = 4

Answers: 3

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2x + y - z = 3
-x + 2y + 4z = -3
x – 2y - 3z = 4...