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Simplifying 3r2 + 27 = 0 Reorder the terms: 27 + 3r2 = 0 Solving 27 + 3r2 = 0 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-27' to each side of the equation. 27 + -27 + 3r2 = 0 + -27 Combine like terms: 27 + -27 = 0 0 + 3r2 = 0 + -27 3r2 = 0 + -27 Combine like terms: 0 + -27 = -27 3r2 = -27 Divide each side by '3'. r2 = -9 Simplifying r2 = -9 Reorder the terms: 9 + r2 = -9 + 9 Combine like terms: -9 + 9 = 0 9 + r2 = 0 The solution to this equation could not be determined.
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