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Simplifying 7r + 8 = 31r + 16 Reorder the terms: 8 + 7r = 31r + 16 Reorder the terms: 8 + 7r = 16 + 31r Solving 8 + 7r = 16 + 31r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-31r' to each side of the equation. 8 + 7r + -31r = 16 + 31r + -31r Combine like terms: 7r + -31r = -24r 8 + -24r = 16 + 31r + -31r Combine like terms: 31r + -31r = 0 8 + -24r = 16 + 0 8 + -24r = 16 Add '-8' to each side of the equation. 8 + -8 + -24r = 16 + -8 Combine like terms: 8 + -8 = 0 0 + -24r = 16 + -8 -24r = 16 + -8 Combine like terms: 16 + -8 = 8 -24r = 8 Divide each side by '-24'. r = -0.3333333333 Simplifying r = -0.3333333333
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