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Simplifying F(x) = x4 + -2x3 + -7x + 20x + -12 Multiply F * x xF = x4 + -2x3 + -7x + 20x + -12 Reorder the terms: xF = -12 + -7x + 20x + -2x3 + x4 Combine like terms: -7x + 20x = 13x xF = -12 + 13x + -2x3 + x4 Solving xF = -12 + 13x + -2x3 + x4 Solving for variable 'x'. Reorder the terms: 12 + -13x + xF + 2x3 + -1x4 = -12 + 13x + -2x3 + x4 + 12 + -13x + 2x3 + -1x4 Reorder the terms: 12 + -13x + xF + 2x3 + -1x4 = -12 + 12 + 13x + -13x + -2x3 + 2x3 + x4 + -1x4 Combine like terms: -12 + 12 = 0 12 + -13x + xF + 2x3 + -1x4 = 0 + 13x + -13x + -2x3 + 2x3 + x4 + -1x4 12 + -13x + xF + 2x3 + -1x4 = 13x + -13x + -2x3 + 2x3 + x4 + -1x4 Combine like terms: 13x + -13x = 0 12 + -13x + xF + 2x3 + -1x4 = 0 + -2x3 + 2x3 + x4 + -1x4 12 + -13x + xF + 2x3 + -1x4 = -2x3 + 2x3 + x4 + -1x4 Combine like terms: -2x3 + 2x3 = 0 12 + -13x + xF + 2x3 + -1x4 = 0 + x4 + -1x4 12 + -13x + xF + 2x3 + -1x4 = x4 + -1x4 Combine like terms: x4 + -1x4 = 0 12 + -13x + xF + 2x3 + -1x4 = 0 The solution to this equation could not be determined.
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