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Find all the solutions of the system of equations *, + 2x, x, = 1, 3x, 2x, + 2x, = 2, 7x, - 2x,

Find all the solutions of the system of equations *, + 2x, x, = 1, 3x, 2x, + 2x, = 2, 7x, - 2x, + 3x, = 5

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