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Simplifying 2x2 + 5 = -31 Reorder the terms: 5 + 2x2 = -31 Solving 5 + 2x2 = -31 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 2x2 = -31 + -5 Combine like terms: 5 + -5 = 0 0 + 2x2 = -31 + -5 2x2 = -31 + -5 Combine like terms: -31 + -5 = -36 2x2 = -36 Divide each side by '2'. x2 = -18 Simplifying x2 = -18 Reorder the terms: 18 + x2 = -18 + 18 Combine like terms: -18 + 18 = 0 18 + x2 = 0 The solution to this equation could not be determined.
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