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Simplifying 2r + 5 = r + 8 Reorder the terms: 5 + 2r = r + 8 Reorder the terms: 5 + 2r = 8 + r Solving 5 + 2r = 8 + r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-1r' to each side of the equation. 5 + 2r + -1r = 8 + r + -1r Combine like terms: 2r + -1r = 1r 5 + 1r = 8 + r + -1r Combine like terms: r + -1r = 0 5 + 1r = 8 + 0 5 + 1r = 8 Add '-5' to each side of the equation. 5 + -5 + 1r = 8 + -5 Combine like terms: 5 + -5 = 0 0 + 1r = 8 + -5 1r = 8 + -5 Combine like terms: 8 + -5 = 3 1r = 3 Divide each side by '1'. r = 3 Simplifying r = 3
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