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Simplifying 14.5 = 2 * 3.14r Multiply 2 * 3.14 14.5 = 6.28r Solving 14.5 = 6.28r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-6.28r' to each side of the equation. 14.5 + -6.28r = 6.28r + -6.28r Combine like terms: 6.28r + -6.28r = 0.00 14.5 + -6.28r = 0.00 Add '-14.5' to each side of the equation. 14.5 + -14.5 + -6.28r = 0.00 + -14.5 Combine like terms: 14.5 + -14.5 = 0.0 0.0 + -6.28r = 0.00 + -14.5 -6.28r = 0.00 + -14.5 Combine like terms: 0.00 + -14.5 = -14.5 -6.28r = -14.5 Divide each side by '-6.28'. r = 2.308917197 Simplifying r = 2.308917197
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