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Simplifying 19n = 84 + 7n Solving 19n = 84 + 7n Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-7n' to each side of the equation. 19n + -7n = 84 + 7n + -7n Combine like terms: 19n + -7n = 12n 12n = 84 + 7n + -7n Combine like terms: 7n + -7n = 0 12n = 84 + 0 12n = 84 Divide each side by '12'. n = 7 Simplifying n = 7
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