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Simplifying 4x2(x2 + -1) + 5x(x2 + -1) + (x2 + -1) = 0 Reorder the terms: 4x2(-1 + x2) + 5x(x2 + -1) + (x2 + -1) = 0 (-1 * 4x2 + x2 * 4x2) + 5x(x2 + -1) + (x2 + -1) = 0 (-4x2 + 4x4) + 5x(x2 + -1) + (x2 + -1) = 0 Reorder the terms: -4x2 + 4x4 + 5x(-1 + x2) + (x2 + -1) = 0 -4x2 + 4x4 + (-1 * 5x + x2 * 5x) + (x2 + -1) = 0 -4x2 + 4x4 + (-5x + 5x3) + (x2 + -1) = 0 Reorder the terms: -4x2 + 4x4 + -5x + 5x3 + (-1 + x2) = 0 Remove parenthesis around (-1 + x2) -4x2 + 4x4 + -5x + 5x3 + -1 + x2 = 0 Reorder the terms: -1 + -5x + -4x2 + x2 + 5x3 + 4x4 = 0 Combine like terms: -4x2 + x2 = -3x2 -1 + -5x + -3x2 + 5x3 + 4x4 = 0 Solving -1 + -5x + -3x2 + 5x3 + 4x4 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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