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Simplifying u2 = -81 Solving u2 = -81 Solving for variable 'u'. Move all terms containing u to the left, all other terms to the right. Simplifying u2 = -81 Reorder the terms: 81 + u2 = -81 + 81 Combine like terms: -81 + 81 = 0 81 + u2 = 0 The solution to this equation could not be determined.
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