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Simplifying 31n = -7n + 3 + -21n Reorder the terms: 31n = 3 + -7n + -21n Combine like terms: -7n + -21n = -28n 31n = 3 + -28n Solving 31n = 3 + -28n Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '28n' to each side of the equation. 31n + 28n = 3 + -28n + 28n Combine like terms: 31n + 28n = 59n 59n = 3 + -28n + 28n Combine like terms: -28n + 28n = 0 59n = 3 + 0 59n = 3 Divide each side by '59'. n = 0.05084745763 Simplifying n = 0.05084745763
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