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Simplifying (6x2 + 9x + 7) + (-9x3 + 9x + 4) = 0 Reorder the terms: (7 + 9x + 6x2) + (-9x3 + 9x + 4) = 0 Remove parenthesis around (7 + 9x + 6x2) 7 + 9x + 6x2 + (-9x3 + 9x + 4) = 0 Reorder the terms: 7 + 9x + 6x2 + (4 + 9x + -9x3) = 0 Remove parenthesis around (4 + 9x + -9x3) 7 + 9x + 6x2 + 4 + 9x + -9x3 = 0 Reorder the terms: 7 + 4 + 9x + 9x + 6x2 + -9x3 = 0 Combine like terms: 7 + 4 = 11 11 + 9x + 9x + 6x2 + -9x3 = 0 Combine like terms: 9x + 9x = 18x 11 + 18x + 6x2 + -9x3 = 0 Solving 11 + 18x + 6x2 + -9x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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