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Simplifying kx2 + kx + -1x + 0.8 = 0 Reorder the terms: 0.8 + kx + kx2 + -1x = 0 Solving 0.8 + kx + kx2 + -1x = 0 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '-0.8' to each side of the equation. 0.8 + kx + kx2 + -0.8 + -1x = 0 + -0.8 Reorder the terms: 0.8 + -0.8 + kx + kx2 + -1x = 0 + -0.8 Combine like terms: 0.8 + -0.8 = 0.0 0.0 + kx + kx2 + -1x = 0 + -0.8 kx + kx2 + -1x = 0 + -0.8 Combine like terms: 0 + -0.8 = -0.8 kx + kx2 + -1x = -0.8 Add 'x' to each side of the equation. kx + kx2 + -1x + x = -0.8 + x Combine like terms: -1x + x = 0 kx + kx2 + 0 = -0.8 + x kx + kx2 = -0.8 + x Reorder the terms: 0.8 + kx + kx2 + -1x = -0.8 + x + 0.8 + -1x Reorder the terms: 0.8 + kx + kx2 + -1x = -0.8 + 0.8 + x + -1x Combine like terms: -0.8 + 0.8 = 0.0 0.8 + kx + kx2 + -1x = 0.0 + x + -1x 0.8 + kx + kx2 + -1x = x + -1x Combine like terms: x + -1x = 0 0.8 + kx + kx2 + -1x = 0 The solution to this equation could not be determined.
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