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Simplifying 12x2 + 84 = 0 Reorder the terms: 84 + 12x2 = 0 Solving 84 + 12x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-84' to each side of the equation. 84 + -84 + 12x2 = 0 + -84 Combine like terms: 84 + -84 = 0 0 + 12x2 = 0 + -84 12x2 = 0 + -84 Combine like terms: 0 + -84 = -84 12x2 = -84 Divide each side by '12'. x2 = -7 Simplifying x2 = -7 Reorder the terms: 7 + x2 = -7 + 7 Combine like terms: -7 + 7 = 0 7 + x2 = 0 The solution to this equation could not be determined.
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