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Simplifying r2 + 1 = -16 Reorder the terms: 1 + r2 = -16 Solving 1 + r2 = -16 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + r2 = -16 + -1 Combine like terms: 1 + -1 = 0 0 + r2 = -16 + -1 r2 = -16 + -1 Combine like terms: -16 + -1 = -17 r2 = -17 Simplifying r2 = -17 Reorder the terms: 17 + r2 = -17 + 17 Combine like terms: -17 + 17 = 0 17 + r2 = 0 The solution to this equation could not be determined.
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