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Simplifying x2 + 4 = -4 Reorder the terms: 4 + x2 = -4 Solving 4 + x2 = -4 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x2 = -4 + -4 Combine like terms: 4 + -4 = 0 0 + x2 = -4 + -4 x2 = -4 + -4 Combine like terms: -4 + -4 = -8 x2 = -8 Simplifying x2 = -8 Reorder the terms: 8 + x2 = -8 + 8 Combine like terms: -8 + 8 = 0 8 + x2 = 0 The solution to this equation could not be determined.
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