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Mathematics, 06.10.2020 01:01 hollodom9654

X - 2y + 3z = 7
2x + y + z = 4
-3x + 2y – 2z = -1
Using substitution?

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X - 2y + 3z = 7
2x + y + z = 4
-3x + 2y – 2z = -1
Using substitution?...

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