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Simplifying 7k2 + 42 + 63 = 0 Reorder the terms: 42 + 63 + 7k2 = 0 Combine like terms: 42 + 63 = 105 105 + 7k2 = 0 Solving 105 + 7k2 = 0 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '-105' to each side of the equation. 105 + -105 + 7k2 = 0 + -105 Combine like terms: 105 + -105 = 0 0 + 7k2 = 0 + -105 7k2 = 0 + -105 Combine like terms: 0 + -105 = -105 7k2 = -105 Divide each side by '7'. k2 = -15 Simplifying k2 = -15 Reorder the terms: 15 + k2 = -15 + 15 Combine like terms: -15 + 15 = 0 15 + k2 = 0 The solution to this equation could not be determined.
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