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Simplifying F(x) = x2 + -4x + 19 Multiply F * x xF = x2 + -4x + 19 Reorder the terms: xF = 19 + -4x + x2 Solving xF = 19 + -4x + x2 Solving for variable 'x'. Reorder the terms: -19 + 4x + xF + -1x2 = 19 + -4x + x2 + -19 + 4x + -1x2 Reorder the terms: -19 + 4x + xF + -1x2 = 19 + -19 + -4x + 4x + x2 + -1x2 Combine like terms: 19 + -19 = 0 -19 + 4x + xF + -1x2 = 0 + -4x + 4x + x2 + -1x2 -19 + 4x + xF + -1x2 = -4x + 4x + x2 + -1x2 Combine like terms: -4x + 4x = 0 -19 + 4x + xF + -1x2 = 0 + x2 + -1x2 -19 + 4x + xF + -1x2 = x2 + -1x2 Combine like terms: x2 + -1x2 = 0 -19 + 4x + xF + -1x2 = 0 The solution to this equation could not be determined.
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