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Simplifying 15r + 5 = 89 Reorder the terms: 5 + 15r = 89 Solving 5 + 15r = 89 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 15r = 89 + -5 Combine like terms: 5 + -5 = 0 0 + 15r = 89 + -5 15r = 89 + -5 Combine like terms: 89 + -5 = 84 15r = 84 Divide each side by '15'. r = 5.6 Simplifying r = 5.6
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