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Simplifying (7x2 + 6x + 2) + (-9x3 + 7x + 10) = 0 Reorder the terms: (2 + 6x + 7x2) + (-9x3 + 7x + 10) = 0 Remove parenthesis around (2 + 6x + 7x2) 2 + 6x + 7x2 + (-9x3 + 7x + 10) = 0 Reorder the terms: 2 + 6x + 7x2 + (10 + 7x + -9x3) = 0 Remove parenthesis around (10 + 7x + -9x3) 2 + 6x + 7x2 + 10 + 7x + -9x3 = 0 Reorder the terms: 2 + 10 + 6x + 7x + 7x2 + -9x3 = 0 Combine like terms: 2 + 10 = 12 12 + 6x + 7x + 7x2 + -9x3 = 0 Combine like terms: 6x + 7x = 13x 12 + 13x + 7x2 + -9x3 = 0 Solving 12 + 13x + 7x2 + -9x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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