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Simplifying N + -6.5 = 13.5 Reorder the terms: -6.5 + N = 13.5 Solving -6.5 + N = 13.5 Solving for variable 'N'. Move all terms containing N to the left, all other terms to the right. Add '6.5' to each side of the equation. -6.5 + 6.5 + N = 13.5 + 6.5 Combine like terms: -6.5 + 6.5 = 0.0 0.0 + N = 13.5 + 6.5 N = 13.5 + 6.5 Combine like terms: 13.5 + 6.5 = 20 N = 20 Simplifying N = 20
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