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Simplifying 6x2 + 21 + 9 = 0 Reorder the terms: 21 + 9 + 6x2 = 0 Combine like terms: 21 + 9 = 30 30 + 6x2 = 0 Solving 30 + 6x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-30' to each side of the equation. 30 + -30 + 6x2 = 0 + -30 Combine like terms: 30 + -30 = 0 0 + 6x2 = 0 + -30 6x2 = 0 + -30 Combine like terms: 0 + -30 = -30 6x2 = -30 Divide each side by '6'. x2 = -5 Simplifying x2 = -5 Reorder the terms: 5 + x2 = -5 + 5 Combine like terms: -5 + 5 = 0 5 + x2 = 0 The solution to this equation could not be determined.
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