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Simplifying (2x2 + -3x + 7)(-1x + -4) = 0 Reorder the terms: (7 + -3x + 2x2)(-1x + -4) = 0 Reorder the terms: (7 + -3x + 2x2)(-4 + -1x) = 0 Multiply (7 + -3x + 2x2) * (-4 + -1x) (7(-4 + -1x) + -3x * (-4 + -1x) + 2x2 * (-4 + -1x)) = 0 ((-4 * 7 + -1x * 7) + -3x * (-4 + -1x) + 2x2 * (-4 + -1x)) = 0 ((-28 + -7x) + -3x * (-4 + -1x) + 2x2 * (-4 + -1x)) = 0 (-28 + -7x + (-4 * -3x + -1x * -3x) + 2x2 * (-4 + -1x)) = 0 (-28 + -7x + (12x + 3x2) + 2x2 * (-4 + -1x)) = 0 (-28 + -7x + 12x + 3x2 + (-4 * 2x2 + -1x * 2x2)) = 0 (-28 + -7x + 12x + 3x2 + (-8x2 + -2x3)) = 0 Combine like terms: -7x + 12x = 5x (-28 + 5x + 3x2 + -8x2 + -2x3) = 0 Combine like terms: 3x2 + -8x2 = -5x2 (-28 + 5x + -5x2 + -2x3) = 0 Solving -28 + 5x + -5x2 + -2x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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