Mathematics
Mathematics, 11.12.2019 10:31, tanabugg

Solve the system of equations using matrices. use gaussian-jordan elimination.
6) 7x - y + 2z = 21
9x - 3z = 0
3y + z = 21

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Solve the system of equations using matrices. use gaussian-jordan elimination.
6) 7x - y + 2z...

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