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Simplifying 3n + 5 = -21 Reorder the terms: 5 + 3n = -21 Solving 5 + 3n = -21 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 3n = -21 + -5 Combine like terms: 5 + -5 = 0 0 + 3n = -21 + -5 3n = -21 + -5 Combine like terms: -21 + -5 = -26 3n = -26 Divide each side by '3'. n = -8.666666667 Simplifying n = -8.666666667
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