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Simplifying 2r2 + -16 + 30 = 0 Reorder the terms: -16 + 30 + 2r2 = 0 Combine like terms: -16 + 30 = 14 14 + 2r2 = 0 Solving 14 + 2r2 = 0 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-14' to each side of the equation. 14 + -14 + 2r2 = 0 + -14 Combine like terms: 14 + -14 = 0 0 + 2r2 = 0 + -14 2r2 = 0 + -14 Combine like terms: 0 + -14 = -14 2r2 = -14 Divide each side by '2'. r2 = -7 Simplifying r2 = -7 Reorder the terms: 7 + r2 = -7 + 7 Combine like terms: -7 + 7 = 0 7 + r2 = 0 The solution to this equation could not be determined.
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