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Simplifying 2r + 20 = 11r + 52 Reorder the terms: 20 + 2r = 11r + 52 Reorder the terms: 20 + 2r = 52 + 11r Solving 20 + 2r = 52 + 11r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-11r' to each side of the equation. 20 + 2r + -11r = 52 + 11r + -11r Combine like terms: 2r + -11r = -9r 20 + -9r = 52 + 11r + -11r Combine like terms: 11r + -11r = 0 20 + -9r = 52 + 0 20 + -9r = 52 Add '-20' to each side of the equation. 20 + -20 + -9r = 52 + -20 Combine like terms: 20 + -20 = 0 0 + -9r = 52 + -20 -9r = 52 + -20 Combine like terms: 52 + -20 = 32 -9r = 32 Divide each side by '-9'. r = -3.555555556 Simplifying r = -3.555555556
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