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Simplifying 7n + 30 = 6n + 20 Reorder the terms: 30 + 7n = 6n + 20 Reorder the terms: 30 + 7n = 20 + 6n Solving 30 + 7n = 20 + 6n Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-6n' to each side of the equation. 30 + 7n + -6n = 20 + 6n + -6n Combine like terms: 7n + -6n = 1n 30 + 1n = 20 + 6n + -6n Combine like terms: 6n + -6n = 0 30 + 1n = 20 + 0 30 + 1n = 20 Add '-30' to each side of the equation. 30 + -30 + 1n = 20 + -30 Combine like terms: 30 + -30 = 0 0 + 1n = 20 + -30 1n = 20 + -30 Combine like terms: 20 + -30 = -10 1n = -10 Divide each side by '1'. n = -10 Simplifying n = -10
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