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Simplifying 5n2 + 9 = -18 Reorder the terms: 9 + 5n2 = -18 Solving 9 + 5n2 = -18 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + 5n2 = -18 + -9 Combine like terms: 9 + -9 = 0 0 + 5n2 = -18 + -9 5n2 = -18 + -9 Combine like terms: -18 + -9 = -27 5n2 = -27 Divide each side by '5'. n2 = -5.4 Simplifying n2 = -5.4 Reorder the terms: 5.4 + n2 = -5.4 + 5.4 Combine like terms: -5.4 + 5.4 = 0.0 5.4 + n2 = 0.0 The solution to this equation could not be determined.
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