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Simplifying X2 + 19x + K = 0 Reorder the terms: K + X2 + 19x = 0 Solving K + X2 + 19x = 0 Solving for variable 'K'. Move all terms containing K to the left, all other terms to the right. Add '-1X2' to each side of the equation. K + X2 + -1X2 + 19x = 0 + -1X2 Combine like terms: X2 + -1X2 = 0 K + 0 + 19x = 0 + -1X2 K + 19x = 0 + -1X2 Remove the zero: K + 19x = -1X2 Add '-19x' to each side of the equation. K + 19x + -19x = -1X2 + -19x Combine like terms: 19x + -19x = 0 K + 0 = -1X2 + -19x K = -1X2 + -19x Simplifying K = -1X2 + -19x
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