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