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Simplifying 5x2 + 81 = 0 Reorder the terms: 81 + 5x2 = 0 Solving 81 + 5x2 = 0 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 + 5x2 = 0 + -81 Combine like terms: 81 + -81 = 0 0 + 5x2 = 0 + -81 5x2 = 0 + -81 Combine like terms: 0 + -81 = -81 5x2 = -81 Divide each side by '5'. x2 = -16.2 Simplifying x2 = -16.2 Reorder the terms: 16.2 + x2 = -16.2 + 16.2 Combine like terms: -16.2 + 16.2 = 0.0 16.2 + x2 = 0.0 The solution to this equation could not be determined.
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