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OpenStudy (anonymous):
use cramer's rule to solve the system 2x + 4y - z = 32 x - 2y + 2z = -5 5x + y + x = 20
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OpenStudy (anonymous):
using the cramer rule is real confusing to me can I do this using a different one. I don't have to show my work I have choices
OpenStudy (anonymous):
if you can calculate the determinant of a 3x3, Cramer's is pretty easy..
OpenStudy (anonymous):
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