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Simplifying 3n + -12 = 2n Reorder the terms: -12 + 3n = 2n Solving -12 + 3n = 2n Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-2n' to each side of the equation. -12 + 3n + -2n = 2n + -2n Combine like terms: 3n + -2n = 1n -12 + 1n = 2n + -2n Combine like terms: 2n + -2n = 0 -12 + 1n = 0 Add '12' to each side of the equation. -12 + 12 + 1n = 0 + 12 Combine like terms: -12 + 12 = 0 0 + 1n = 0 + 12 1n = 0 + 12 Combine like terms: 0 + 12 = 12 1n = 12 Divide each side by '1'. n = 12 Simplifying n = 12
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