Mathematics, 30.09.2019 08:30, kirinaallison

X+ 2y - 3z = 6
-x - 3y - 2z = 2
x + 2y - 2z = 4

Answers: 3

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X+ 2y - 3z = 6
-x - 3y - 2z = 2
x + 2y - 2z = 4...