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Mathematics, 20.09.2020 14:01 finleymarch14

2x + y - z=-7
5y- z=1
3z = 12
solve the 3x3 system

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Answers: 3

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You know the right answer?
2x + y - z=-7
5y- z=1
3z = 12
solve the 3x3 system...
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