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Simplifying 57.75 = 550r * 3 Reorder the terms for easier multiplication: 57.75 = 550 * 3r Multiply 550 * 3 57.75 = 1650r Solving 57.75 = 1650r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-1650r' to each side of the equation. 57.75 + -1650r = 1650r + -1650r Combine like terms: 1650r + -1650r = 0 57.75 + -1650r = 0 Add '-57.75' to each side of the equation. 57.75 + -57.75 + -1650r = 0 + -57.75 Combine like terms: 57.75 + -57.75 = 0.00 0.00 + -1650r = 0 + -57.75 -1650r = 0 + -57.75 Combine like terms: 0 + -57.75 = -57.75 -1650r = -57.75 Divide each side by '-1650'. r = 0.035 Simplifying r = 0.035
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