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Mathematics, 12.07.2019 03:30 mandilynn22

The answer is 5,-2,-3 but i need with steps that make sense what is the solution to the system of equations? x+3y−z=2 4x+2y+5z=1 3x+z=12 (−1, 2, 3) (3, 0, 3) (5, −2, −3) (−4, 1, −3)

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