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OpenStudy (anonymous):
HELP ALGEBRA!!! plz... I need to do this equation: What is the value of the system determinant: 2x - y = 5 x + 3y = 7 What is a system determinant? X? Y? Do I need to convert this to a matrix, and if so, how?
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jimthompson5910 (jim_thompson5910):
you just write the coefficients on the left side into a 2x2 matrix
jimthompson5910 (jim_thompson5910):
then you take the determinant of that 2x2 matrix
OpenStudy (anonymous):
@jim_thompson5910
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