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Simplifying x2 + y2 + z2 + -4x + -2y + -2z + 4 = 0 Reorder the terms: 4 + -4x + x2 + -2y + y2 + -2z + z2 = 0 Solving 4 + -4x + x2 + -2y + y2 + -2z + z2 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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