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Simplifying 2x2 + 31 = -9 Reorder the terms: 31 + 2x2 = -9 Solving 31 + 2x2 = -9 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-31' to each side of the equation. 31 + -31 + 2x2 = -9 + -31 Combine like terms: 31 + -31 = 0 0 + 2x2 = -9 + -31 2x2 = -9 + -31 Combine like terms: -9 + -31 = -40 2x2 = -40 Divide each side by '2'. x2 = -20 Simplifying x2 = -20 Reorder the terms: 20 + x2 = -20 + 20 Combine like terms: -20 + 20 = 0 20 + x2 = 0 The solution to this equation could not be determined.
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