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Simplifying 2n + 7 = 15 Reorder the terms: 7 + 2n = 15 Solving 7 + 2n = 15 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + 2n = 15 + -7 Combine like terms: 7 + -7 = 0 0 + 2n = 15 + -7 2n = 15 + -7 Combine like terms: 15 + -7 = 8 2n = 8 Divide each side by '2'. n = 4 Simplifying n = 4
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