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Simplifying (x + -7)(x2 + 5x + 4) = 0 Reorder the terms: (-7 + x)(x2 + 5x + 4) = 0 Reorder the terms: (-7 + x)(4 + 5x + x2) = 0 Multiply (-7 + x) * (4 + 5x + x2) (-7(4 + 5x + x2) + x(4 + 5x + x2)) = 0 ((4 * -7 + 5x * -7 + x2 * -7) + x(4 + 5x + x2)) = 0 ((-28 + -35x + -7x2) + x(4 + 5x + x2)) = 0 (-28 + -35x + -7x2 + (4 * x + 5x * x + x2 * x)) = 0 (-28 + -35x + -7x2 + (4x + 5x2 + x3)) = 0 Reorder the terms: (-28 + -35x + 4x + -7x2 + 5x2 + x3) = 0 Combine like terms: -35x + 4x = -31x (-28 + -31x + -7x2 + 5x2 + x3) = 0 Combine like terms: -7x2 + 5x2 = -2x2 (-28 + -31x + -2x2 + x3) = 0 Solving -28 + -31x + -2x2 + x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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