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Simplifying -3r + -8 = 5r + -1r Reorder the terms: -8 + -3r = 5r + -1r Combine like terms: 5r + -1r = 4r -8 + -3r = 4r Solving -8 + -3r = 4r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-4r' to each side of the equation. -8 + -3r + -4r = 4r + -4r Combine like terms: -3r + -4r = -7r -8 + -7r = 4r + -4r Combine like terms: 4r + -4r = 0 -8 + -7r = 0 Add '8' to each side of the equation. -8 + 8 + -7r = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -7r = 0 + 8 -7r = 0 + 8 Combine like terms: 0 + 8 = 8 -7r = 8 Divide each side by '-7'. r = -1.142857143 Simplifying r = -1.142857143
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