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Simplifying kx2 + 70x + 25 = 0 Reorder the terms: 25 + kx2 + 70x = 0 Solving 25 + kx2 + 70x = 0 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '-25' to each side of the equation. 25 + kx2 + -25 + 70x = 0 + -25 Reorder the terms: 25 + -25 + kx2 + 70x = 0 + -25 Combine like terms: 25 + -25 = 0 0 + kx2 + 70x = 0 + -25 kx2 + 70x = 0 + -25 Combine like terms: 0 + -25 = -25 kx2 + 70x = -25 Add '-70x' to each side of the equation. kx2 + 70x + -70x = -25 + -70x Combine like terms: 70x + -70x = 0 kx2 + 0 = -25 + -70x kx2 = -25 + -70x Divide each side by 'x2'. k = -25x-2 + -70x-1 Simplifying k = -25x-2 + -70x-1
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