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Simplifying 0 = x3 + -3x2 + -18x + 40 Reorder the terms: 0 = 40 + -18x + -3x2 + x3 Solving 0 = 40 + -18x + -3x2 + x3 Solving for variable 'x'. Combine like terms: 0 + -40 = -40 -40 + 18x + 3x2 + -1x3 = 40 + -18x + -3x2 + x3 + -40 + 18x + 3x2 + -1x3 Reorder the terms: -40 + 18x + 3x2 + -1x3 = 40 + -40 + -18x + 18x + -3x2 + 3x2 + x3 + -1x3 Combine like terms: 40 + -40 = 0 -40 + 18x + 3x2 + -1x3 = 0 + -18x + 18x + -3x2 + 3x2 + x3 + -1x3 -40 + 18x + 3x2 + -1x3 = -18x + 18x + -3x2 + 3x2 + x3 + -1x3 Combine like terms: -18x + 18x = 0 -40 + 18x + 3x2 + -1x3 = 0 + -3x2 + 3x2 + x3 + -1x3 -40 + 18x + 3x2 + -1x3 = -3x2 + 3x2 + x3 + -1x3 Combine like terms: -3x2 + 3x2 = 0 -40 + 18x + 3x2 + -1x3 = 0 + x3 + -1x3 -40 + 18x + 3x2 + -1x3 = x3 + -1x3 Combine like terms: x3 + -1x3 = 0 -40 + 18x + 3x2 + -1x3 = 0 The solution to this equation could not be determined.
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