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Simplifying r2 + 56 = 0 Reorder the terms: 56 + r2 = 0 Solving 56 + r2 = 0 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-56' to each side of the equation. 56 + -56 + r2 = 0 + -56 Combine like terms: 56 + -56 = 0 0 + r2 = 0 + -56 r2 = 0 + -56 Combine like terms: 0 + -56 = -56 r2 = -56 Simplifying r2 = -56 Reorder the terms: 56 + r2 = -56 + 56 Combine like terms: -56 + 56 = 0 56 + r2 = 0 The solution to this equation could not be determined.
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