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OpenStudy (anonymous):
IS there a solution? If so what is it? Or are there many solutions? -3x-y=6 y-2z=4 x-4y-z=-4
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OpenStudy (anonymous):
you can verify this system with a matrix
OpenStudy (anonymous):
|-3 -1 0| | 6 | |0 1 -2 | = | 4 | |1 -4 -1| |-4 |
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