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Simplifying 42 + 6n = 84 Solving 42 + 6n = 84 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-42' to each side of the equation. 42 + -42 + 6n = 84 + -42 Combine like terms: 42 + -42 = 0 0 + 6n = 84 + -42 6n = 84 + -42 Combine like terms: 84 + -42 = 42 6n = 42 Divide each side by '6'. n = 7 Simplifying n = 7
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