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Simplifying 5x2 + 81 = 30 Reorder the terms: 81 + 5x2 = 30 Solving 81 + 5x2 = 30 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 = 30 + -81 Combine like terms: 81 + -81 = 0 0 + 5x2 = 30 + -81 5x2 = 30 + -81 Combine like terms: 30 + -81 = -51 5x2 = -51 Divide each side by '5'. x2 = -10.2 Simplifying x2 = -10.2 Reorder the terms: 10.2 + x2 = -10.2 + 10.2 Combine like terms: -10.2 + 10.2 = 0.0 10.2 + x2 = 0.0 The solution to this equation could not be determined.
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