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Mathematics 10 Online
OpenStudy (anonymous):

Help Please:)

OpenStudy (anonymous):

\[x-y-2z=4\] \[-x+2y+z=1\] \[-x+y-3z=11\]

OpenStudy (anonymous):

I am not smart sorry

OpenStudy (anonymous):

I don't want the answers, I want to know how to solve this please:)

OpenStudy (anonymous):

I don't know I thought I did but it is probably wrong

OpenStudy (anonymous):

No worries, Thanks:)

OpenStudy (luigi0210):

by what method?

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