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Simplifying -8 + -5r = -7r + -2 Reorder the terms: -8 + -5r = -2 + -7r Solving -8 + -5r = -2 + -7r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '7r' to each side of the equation. -8 + -5r + 7r = -2 + -7r + 7r Combine like terms: -5r + 7r = 2r -8 + 2r = -2 + -7r + 7r Combine like terms: -7r + 7r = 0 -8 + 2r = -2 + 0 -8 + 2r = -2 Add '8' to each side of the equation. -8 + 8 + 2r = -2 + 8 Combine like terms: -8 + 8 = 0 0 + 2r = -2 + 8 2r = -2 + 8 Combine like terms: -2 + 8 = 6 2r = 6 Divide each side by '2'. r = 3 Simplifying r = 3
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