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Simplifying 0 = 5x4 + -20x3 + 15x2 + -8x + 1 Reorder the terms: 0 = 1 + -8x + 15x2 + -20x3 + 5x4 Solving 0 = 1 + -8x + 15x2 + -20x3 + 5x4 Solving for variable 'x'. Combine like terms: 0 + -1 = -1 -1 + 8x + -15x2 + 20x3 + -5x4 = 1 + -8x + 15x2 + -20x3 + 5x4 + -1 + 8x + -15x2 + 20x3 + -5x4 Reorder the terms: -1 + 8x + -15x2 + 20x3 + -5x4 = 1 + -1 + -8x + 8x + 15x2 + -15x2 + -20x3 + 20x3 + 5x4 + -5x4 Combine like terms: 1 + -1 = 0 -1 + 8x + -15x2 + 20x3 + -5x4 = 0 + -8x + 8x + 15x2 + -15x2 + -20x3 + 20x3 + 5x4 + -5x4 -1 + 8x + -15x2 + 20x3 + -5x4 = -8x + 8x + 15x2 + -15x2 + -20x3 + 20x3 + 5x4 + -5x4 Combine like terms: -8x + 8x = 0 -1 + 8x + -15x2 + 20x3 + -5x4 = 0 + 15x2 + -15x2 + -20x3 + 20x3 + 5x4 + -5x4 -1 + 8x + -15x2 + 20x3 + -5x4 = 15x2 + -15x2 + -20x3 + 20x3 + 5x4 + -5x4 Combine like terms: 15x2 + -15x2 = 0 -1 + 8x + -15x2 + 20x3 + -5x4 = 0 + -20x3 + 20x3 + 5x4 + -5x4 -1 + 8x + -15x2 + 20x3 + -5x4 = -20x3 + 20x3 + 5x4 + -5x4 Combine like terms: -20x3 + 20x3 = 0 -1 + 8x + -15x2 + 20x3 + -5x4 = 0 + 5x4 + -5x4 -1 + 8x + -15x2 + 20x3 + -5x4 = 5x4 + -5x4 Combine like terms: 5x4 + -5x4 = 0 -1 + 8x + -15x2 + 20x3 + -5x4 = 0 The solution to this equation could not be determined.
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