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Mathematics, 11.09.2021 05:10 triddi666

2x1+2x2-x3+x4=4
4x1+3x2-x3+2x4=6
3x1+3x2-2x3+2x4=6
8x1+5x2-3x3+4x4=12

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2x1+2x2-x3+x4=4
4x1+3x2-x3+2x4=6
3x1+3x2-2x3+2x4=6
8x1+5x2-3x3+4x4=12...
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