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Simplifying 0 = x3 + -5x2 + 9x + 12 Reorder the terms: 0 = 12 + 9x + -5x2 + x3 Solving 0 = 12 + 9x + -5x2 + x3 Solving for variable 'x'. Combine like terms: 0 + -12 = -12 -12 + -9x + 5x2 + -1x3 = 12 + 9x + -5x2 + x3 + -12 + -9x + 5x2 + -1x3 Reorder the terms: -12 + -9x + 5x2 + -1x3 = 12 + -12 + 9x + -9x + -5x2 + 5x2 + x3 + -1x3 Combine like terms: 12 + -12 = 0 -12 + -9x + 5x2 + -1x3 = 0 + 9x + -9x + -5x2 + 5x2 + x3 + -1x3 -12 + -9x + 5x2 + -1x3 = 9x + -9x + -5x2 + 5x2 + x3 + -1x3 Combine like terms: 9x + -9x = 0 -12 + -9x + 5x2 + -1x3 = 0 + -5x2 + 5x2 + x3 + -1x3 -12 + -9x + 5x2 + -1x3 = -5x2 + 5x2 + x3 + -1x3 Combine like terms: -5x2 + 5x2 = 0 -12 + -9x + 5x2 + -1x3 = 0 + x3 + -1x3 -12 + -9x + 5x2 + -1x3 = x3 + -1x3 Combine like terms: x3 + -1x3 = 0 -12 + -9x + 5x2 + -1x3 = 0 The solution to this equation could not be determined.
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