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Simplifying 7 + 7n + 5 = 7 Reorder the terms: 7 + 5 + 7n = 7 Combine like terms: 7 + 5 = 12 12 + 7n = 7 Solving 12 + 7n = 7 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + 7n = 7 + -12 Combine like terms: 12 + -12 = 0 0 + 7n = 7 + -12 7n = 7 + -12 Combine like terms: 7 + -12 = -5 7n = -5 Divide each side by '7'. n = -0.7142857143 Simplifying n = -0.7142857143
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