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Mathematics 9 Online
OpenStudy (anonymous):

Can someone please help me through this? Matrices question :o ~> use Gaussian elimination to find all solutions to the given system of equations. For these exercises, work with matrices :o at least until the back-substitution stage is reached x + 2y + 4z = -3 -2x + y + 3z = 1 -3x + 4y + 10z = -1

OpenStudy (anonymous):

it gives me a brain ache

OpenStudy (midhun.madhu1987):

=3x + 4y + 10z = 4 OR -3x + 4y + 10z = 4 ???

OpenStudy (anonymous):

whoops made a mistake

OpenStudy (anonymous):

that makes more sense

OpenStudy (anonymous):

:)

OpenStudy (midhun.madhu1987):

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