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Simplifying 8r2 + 12 = 8 Reorder the terms: 12 + 8r2 = 8 Solving 12 + 8r2 = 8 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + 8r2 = 8 + -12 Combine like terms: 12 + -12 = 0 0 + 8r2 = 8 + -12 8r2 = 8 + -12 Combine like terms: 8 + -12 = -4 8r2 = -4 Divide each side by '8'. r2 = -0.5 Simplifying r2 = -0.5 Reorder the terms: 0.5 + r2 = -0.5 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.5 + r2 = 0.0 The solution to this equation could not be determined.
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