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Simplifying 3x2 + -1kx + 30 = 0 Reorder the terms: 30 + -1kx + 3x2 = 0 Solving 30 + -1kx + 3x2 = 0 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '-30' to each side of the equation. 30 + -1kx + -30 + 3x2 = 0 + -30 Reorder the terms: 30 + -30 + -1kx + 3x2 = 0 + -30 Combine like terms: 30 + -30 = 0 0 + -1kx + 3x2 = 0 + -30 -1kx + 3x2 = 0 + -30 Combine like terms: 0 + -30 = -30 -1kx + 3x2 = -30 Add '-3x2' to each side of the equation. -1kx + 3x2 + -3x2 = -30 + -3x2 Combine like terms: 3x2 + -3x2 = 0 -1kx + 0 = -30 + -3x2 -1kx = -30 + -3x2 Divide each side by '-1x'. k = 30x-1 + 3x Simplifying k = 30x-1 + 3x
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