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Simplifying n2 + 7x + 15 = 5 Reorder the terms: 15 + n2 + 7x = 5 Solving 15 + n2 + 7x = 5 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-15' to each side of the equation. 15 + n2 + -15 + 7x = 5 + -15 Reorder the terms: 15 + -15 + n2 + 7x = 5 + -15 Combine like terms: 15 + -15 = 0 0 + n2 + 7x = 5 + -15 n2 + 7x = 5 + -15 Combine like terms: 5 + -15 = -10 n2 + 7x = -10 Add '-7x' to each side of the equation. n2 + 7x + -7x = -10 + -7x Combine like terms: 7x + -7x = 0 n2 + 0 = -10 + -7x n2 = -10 + -7x Simplifying n2 = -10 + -7x Reorder the terms: 10 + n2 + 7x = -10 + -7x + 10 + 7x Reorder the terms: 10 + n2 + 7x = -10 + 10 + -7x + 7x Combine like terms: -10 + 10 = 0 10 + n2 + 7x = 0 + -7x + 7x 10 + n2 + 7x = -7x + 7x Combine like terms: -7x + 7x = 0 10 + n2 + 7x = 0 The solution to this equation could not be determined.
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