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Simplifying (5x + 1)(4x2 + 4x + 7) = 0 Reorder the terms: (1 + 5x)(4x2 + 4x + 7) = 0 Reorder the terms: (1 + 5x)(7 + 4x + 4x2) = 0 Multiply (1 + 5x) * (7 + 4x + 4x2) (1(7 + 4x + 4x2) + 5x * (7 + 4x + 4x2)) = 0 ((7 * 1 + 4x * 1 + 4x2 * 1) + 5x * (7 + 4x + 4x2)) = 0 ((7 + 4x + 4x2) + 5x * (7 + 4x + 4x2)) = 0 (7 + 4x + 4x2 + (7 * 5x + 4x * 5x + 4x2 * 5x)) = 0 (7 + 4x + 4x2 + (35x + 20x2 + 20x3)) = 0 Reorder the terms: (7 + 4x + 35x + 4x2 + 20x2 + 20x3) = 0 Combine like terms: 4x + 35x = 39x (7 + 39x + 4x2 + 20x2 + 20x3) = 0 Combine like terms: 4x2 + 20x2 = 24x2 (7 + 39x + 24x2 + 20x3) = 0 Solving 7 + 39x + 24x2 + 20x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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