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Mathematics 18 Online
OpenStudy (anonymous):

The matrix shown below represents which system of equations? 1 2 -1|4 3 7 3|6 -4 4 1|-2 A. x + 2y - z = 4 3x + 7y + 3z = 6 4x - 4y + z = -2 B. x + y - 2z = 4 3x + 5y + 3z = 6 -4x + 4y + z = -2 C. x + 2y - z = 4 3x + 7y + 3z = 6 -4x + 4y + z = -2

OpenStudy (anonymous):

Is it C?

OpenStudy (anonymous):

yes it's C

OpenStudy (anonymous):

Thank you!

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