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OpenStudy (anonymous):
Use Cramer's rule to solve the system. 2x + 4y - z = 32 x - 2y + 2z = -5 5x + y + z = 20 B. {( 2, 7, 6)} D. {( 1, 9, 6)}
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OpenStudy (anonymous):
Solve the matrix equation for X. |dw:1410530562408:dw|
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