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Simplifying r3 + -3r2 + r = 3 Reorder the terms: r + -3r2 + r3 = 3 Solving r + -3r2 + r3 = 3 Solving for variable 'r'. Reorder the terms: -3 + r + -3r2 + r3 = 3 + -3 Combine like terms: 3 + -3 = 0 -3 + r + -3r2 + r3 = 0 The solution to this equation could not be determined.
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