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Simplifying kx2 + -12x + 3 = 0 Reorder the terms: 3 + kx2 + -12x = 0 Solving 3 + kx2 + -12x = 0 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + kx2 + -3 + -12x = 0 + -3 Reorder the terms: 3 + -3 + kx2 + -12x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + kx2 + -12x = 0 + -3 kx2 + -12x = 0 + -3 Combine like terms: 0 + -3 = -3 kx2 + -12x = -3 Add '12x' to each side of the equation. kx2 + -12x + 12x = -3 + 12x Combine like terms: -12x + 12x = 0 kx2 + 0 = -3 + 12x kx2 = -3 + 12x Divide each side by 'x2'. k = -3x-2 + 12x-1 Simplifying k = -3x-2 + 12x-1
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