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Simplifying 377 = 2 * 3.14r * 12 Reorder the terms for easier multiplication: 377 = 2 * 3.14 * 12r Multiply 2 * 3.14 377 = 6.28 * 12r Multiply 6.28 * 12 377 = 75.36r Solving 377 = 75.36r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-75.36r' to each side of the equation. 377 + -75.36r = 75.36r + -75.36r Combine like terms: 75.36r + -75.36r = 0.00 377 + -75.36r = 0.00 Add '-377' to each side of the equation. 377 + -377 + -75.36r = 0.00 + -377 Combine like terms: 377 + -377 = 0 0 + -75.36r = 0.00 + -377 -75.36r = 0.00 + -377 Combine like terms: 0.00 + -377 = -377 -75.36r = -377 Divide each side by '-75.36'. r = 5.002653928 Simplifying r = 5.002653928
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