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Simplifying -3n + 28 = 7n Reorder the terms: 28 + -3n = 7n Solving 28 + -3n = 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. 28 + -3n + -7n = 7n + -7n Combine like terms: -3n + -7n = -10n 28 + -10n = 7n + -7n Combine like terms: 7n + -7n = 0 28 + -10n = 0 Add '-28' to each side of the equation. 28 + -28 + -10n = 0 + -28 Combine like terms: 28 + -28 = 0 0 + -10n = 0 + -28 -10n = 0 + -28 Combine like terms: 0 + -28 = -28 -10n = -28 Divide each side by '-10'. n = 2.8 Simplifying n = 2.8
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