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Mathematics 9 Online
OpenStudy (anonymous):

I need help with this one too.

OpenStudy (anonymous):

@AndrewKaiser333 @chinenyeogueri

OpenStudy (anonymous):

use cramer's rule

OpenStudy (anonymous):

I think its b but i dont know if im right

OpenStudy (anonymous):

hold on

OpenStudy (anonymous):

ok :)

OpenStudy (anonymous):

its C because the determinant of the D matrix is 0

OpenStudy (anonymous):

thank you I know I am being annoying, but i have to make sure i get these questions right. and so far i havent been.

OpenStudy (anonymous):

oh no you're fine you are actually helping me get ready for my final

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