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Simplifying 13.1r + -5.04 = -3.7r Reorder the terms: -5.04 + 13.1r = -3.7r Solving -5.04 + 13.1r = -3.7r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '3.7r' to each side of the equation. -5.04 + 13.1r + 3.7r = -3.7r + 3.7r Combine like terms: 13.1r + 3.7r = 16.8r -5.04 + 16.8r = -3.7r + 3.7r Combine like terms: -3.7r + 3.7r = 0.0 -5.04 + 16.8r = 0.0 Add '5.04' to each side of the equation. -5.04 + 5.04 + 16.8r = 0.0 + 5.04 Combine like terms: -5.04 + 5.04 = 0.00 0.00 + 16.8r = 0.0 + 5.04 16.8r = 0.0 + 5.04 Combine like terms: 0.0 + 5.04 = 5.04 16.8r = 5.04 Divide each side by '16.8'. r = 0.3 Simplifying r = 0.3
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