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Mathematics 8 Online
OpenStudy (anonymous):

What is the value of Dx in the following system? x + 3y = –3 2x + 5y = –7 –36 –1 –13 6

OpenStudy (turingtest):

do you know how to take a determinant?

OpenStudy (anonymous):

kind of I think it's 6?

OpenStudy (turingtest):

how did you get that answer?

OpenStudy (anonymous):

is it 6

OpenStudy (turingtest):

yes

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