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