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Simplifying 4(-7r + 5) = 204 Reorder the terms: 4(5 + -7r) = 204 (5 * 4 + -7r * 4) = 204 (20 + -28r) = 204 Solving 20 + -28r = 204 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-20' to each side of the equation. 20 + -20 + -28r = 204 + -20 Combine like terms: 20 + -20 = 0 0 + -28r = 204 + -20 -28r = 204 + -20 Combine like terms: 204 + -20 = 184 -28r = 184 Divide each side by '-28'. r = -6.571428571 Simplifying r = -6.571428571
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