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Mathematics 8 Online
OpenStudy (anonymous):

Solve the system by elimination. x+5y-4z=-10 2x-y+5z=-9 2x-10y-5z=0

OpenStudy (anonymous):

Gauss Elimination/ the Gauss Jordan method

OpenStudy (anonymous):

?

OpenStudy (anonymous):

i am sorry but do you know matrices and determinants and how to put an equation in the form of a matrix etc..?

OpenStudy (anonymous):

not really i have absolutely no clue how to solve this

OpenStudy (anonymous):

oh then just go by eliminating one variable at a time....ex: from first eq eliminate x by taking x=-10+4z-5y and put it in the second equation..then eliminate y...put it in the third..you will get z...and from that x and y

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