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Simplifying 7n + -13 = 31 Reorder the terms: -13 + 7n = 31 Solving -13 + 7n = 31 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '13' to each side of the equation. -13 + 13 + 7n = 31 + 13 Combine like terms: -13 + 13 = 0 0 + 7n = 31 + 13 7n = 31 + 13 Combine like terms: 31 + 13 = 44 7n = 44 Divide each side by '7'. n = 6.285714286 Simplifying n = 6.285714286
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