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Simplifying 4n2 + 28u + 49 = 0 Reorder the terms: 49 + 4n2 + 28u = 0 Solving 49 + 4n2 + 28u = 0 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-49' to each side of the equation. 49 + 4n2 + -49 + 28u = 0 + -49 Reorder the terms: 49 + -49 + 4n2 + 28u = 0 + -49 Combine like terms: 49 + -49 = 0 0 + 4n2 + 28u = 0 + -49 4n2 + 28u = 0 + -49 Combine like terms: 0 + -49 = -49 4n2 + 28u = -49 Add '-28u' to each side of the equation. 4n2 + 28u + -28u = -49 + -28u Combine like terms: 28u + -28u = 0 4n2 + 0 = -49 + -28u 4n2 = -49 + -28u Divide each side by '4'. n2 = -12.25 + -7u Simplifying n2 = -12.25 + -7u Reorder the terms: 12.25 + n2 + 7u = -12.25 + -7u + 12.25 + 7u Reorder the terms: 12.25 + n2 + 7u = -12.25 + 12.25 + -7u + 7u Combine like terms: -12.25 + 12.25 = 0.00 12.25 + n2 + 7u = 0.00 + -7u + 7u 12.25 + n2 + 7u = -7u + 7u Combine like terms: -7u + 7u = 0 12.25 + n2 + 7u = 0 The solution to this equation could not be determined.
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