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Simplifying 7r + 31 = 0 Reorder the terms: 31 + 7r = 0 Solving 31 + 7r = 0 Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-31' to each side of the equation. 31 + -31 + 7r = 0 + -31 Combine like terms: 31 + -31 = 0 0 + 7r = 0 + -31 7r = 0 + -31 Combine like terms: 0 + -31 = -31 7r = -31 Divide each side by '7'. r = -4.428571429 Simplifying r = -4.428571429
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