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Simplifying (8x + 7)(5x2 + 7x + 1) = 0 Reorder the terms: (7 + 8x)(5x2 + 7x + 1) = 0 Reorder the terms: (7 + 8x)(1 + 7x + 5x2) = 0 Multiply (7 + 8x) * (1 + 7x + 5x2) (7(1 + 7x + 5x2) + 8x * (1 + 7x + 5x2)) = 0 ((1 * 7 + 7x * 7 + 5x2 * 7) + 8x * (1 + 7x + 5x2)) = 0 ((7 + 49x + 35x2) + 8x * (1 + 7x + 5x2)) = 0 (7 + 49x + 35x2 + (1 * 8x + 7x * 8x + 5x2 * 8x)) = 0 (7 + 49x + 35x2 + (8x + 56x2 + 40x3)) = 0 Reorder the terms: (7 + 49x + 8x + 35x2 + 56x2 + 40x3) = 0 Combine like terms: 49x + 8x = 57x (7 + 57x + 35x2 + 56x2 + 40x3) = 0 Combine like terms: 35x2 + 56x2 = 91x2 (7 + 57x + 91x2 + 40x3) = 0 Solving 7 + 57x + 91x2 + 40x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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