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Simplifying x2 + 81 = 16 Reorder the terms: 81 + x2 = 16 Solving 81 + x2 = 16 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-81' to each side of the equation. 81 + -81 + x2 = 16 + -81 Combine like terms: 81 + -81 = 0 0 + x2 = 16 + -81 x2 = 16 + -81 Combine like terms: 16 + -81 = -65 x2 = -65 Simplifying x2 = -65 Reorder the terms: 65 + x2 = -65 + 65 Combine like terms: -65 + 65 = 0 65 + x2 = 0 The solution to this equation could not be determined.
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