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Simplifying 7r + -4 = 2r + 10 Reorder the terms: -4 + 7r = 2r + 10 Reorder the terms: -4 + 7r = 10 + 2r Solving -4 + 7r = 10 + 2r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-2r' to each side of the equation. -4 + 7r + -2r = 10 + 2r + -2r Combine like terms: 7r + -2r = 5r -4 + 5r = 10 + 2r + -2r Combine like terms: 2r + -2r = 0 -4 + 5r = 10 + 0 -4 + 5r = 10 Add '4' to each side of the equation. -4 + 4 + 5r = 10 + 4 Combine like terms: -4 + 4 = 0 0 + 5r = 10 + 4 5r = 10 + 4 Combine like terms: 10 + 4 = 14 5r = 14 Divide each side by '5'. r = 2.8 Simplifying r = 2.8
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