—6х — 2y — z = -17
5х + у — 6z = 19
— 4х – 6у — 6z = -20...
Mathematics, 06.03.2021 02:40 stef76
—6х — 2y — z = -17
5х + у — 6z = 19
— 4х – 6у — 6z = -20
Answers: 2
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