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Simplifying 13.1r + 4.88 = -5(-3.4r + -14.47) Reorder the terms: 4.88 + 13.1r = -5(-3.4r + -14.47) Reorder the terms: 4.88 + 13.1r = -5(-14.47 + -3.4r) 4.88 + 13.1r = (-14.47 * -5 + -3.4r * -5) 4.88 + 13.1r = (72.35 + 17r) Solving 4.88 + 13.1r = 72.35 + 17r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-17r' to each side of the equation. 4.88 + 13.1r + -17r = 72.35 + 17r + -17r Combine like terms: 13.1r + -17r = -3.9r 4.88 + -3.9r = 72.35 + 17r + -17r Combine like terms: 17r + -17r = 0 4.88 + -3.9r = 72.35 + 0 4.88 + -3.9r = 72.35 Add '-4.88' to each side of the equation. 4.88 + -4.88 + -3.9r = 72.35 + -4.88 Combine like terms: 4.88 + -4.88 = 0.00 0.00 + -3.9r = 72.35 + -4.88 -3.9r = 72.35 + -4.88 Combine like terms: 72.35 + -4.88 = 67.47 -3.9r = 67.47 Divide each side by '-3.9'. r = -17.3 Simplifying r = -17.3
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