Solve the system of equations.
x + y + z = 9
-2x + y + 2z = 3
x - 4y - z =...
Mathematics, 21.05.2021 21:40, alex7881
Solve the system of equations.
x + y + z = 9
-2x + y + 2z = 3
x - 4y - z = 2
Answers: 2
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