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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 = 21
9x - 3z = 0
3y + z = 21

User Tourniquet
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Multiple them u will get the answer
User GoCards
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