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Simplifying n + (n + 1) + (n + 1) = 84 Reorder the terms: n + (1 + n) + (n + 1) = 84 Remove parenthesis around (1 + n) n + 1 + n + (n + 1) = 84 Reorder the terms: n + 1 + n + (1 + n) = 84 Remove parenthesis around (1 + n) n + 1 + n + 1 + n = 84 Reorder the terms: 1 + 1 + n + n + n = 84 Combine like terms: 1 + 1 = 2 2 + n + n + n = 84 Combine like terms: n + n = 2n 2 + 2n + n = 84 Combine like terms: 2n + n = 3n 2 + 3n = 84 Solving 2 + 3n = 84 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + 3n = 84 + -2 Combine like terms: 2 + -2 = 0 0 + 3n = 84 + -2 3n = 84 + -2 Combine like terms: 84 + -2 = 82 3n = 82 Divide each side by '3'. n = 27.33333333 Simplifying n = 27.33333333
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