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Simplifying 4r + 6 = 13 + 2r Reorder the terms: 6 + 4r = 13 + 2r Solving 6 + 4r = 13 + 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. 6 + 4r + -2r = 13 + 2r + -2r Combine like terms: 4r + -2r = 2r 6 + 2r = 13 + 2r + -2r Combine like terms: 2r + -2r = 0 6 + 2r = 13 + 0 6 + 2r = 13 Add '-6' to each side of the equation. 6 + -6 + 2r = 13 + -6 Combine like terms: 6 + -6 = 0 0 + 2r = 13 + -6 2r = 13 + -6 Combine like terms: 13 + -6 = 7 2r = 7 Divide each side by '2'. r = 3.5 Simplifying r = 3.5
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