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Simplifying (k + 1) * x2 + -2kx + (k + -1) = 0 Reorder the terms: (1 + k) * x2 + -2kx + (k + -1) = 0 Reorder the terms for easier multiplication: x2(1 + k) + -2kx + (k + -1) = 0 (1 * x2 + k * x2) + -2kx + (k + -1) = 0 Reorder the terms: (kx2 + 1x2) + -2kx + (k + -1) = 0 (kx2 + 1x2) + -2kx + (k + -1) = 0 Reorder the terms: kx2 + 1x2 + -2kx + (-1 + k) = 0 Remove parenthesis around (-1 + k) kx2 + 1x2 + -2kx + -1 + k = 0 Reorder the terms: -1 + k + -2kx + kx2 + 1x2 = 0 Solving -1 + k + -2kx + kx2 + 1x2 = 0 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '1' to each side of the equation. -1 + k + -2kx + kx2 + 1 + 1x2 = 0 + 1 Reorder the terms: -1 + 1 + k + -2kx + kx2 + 1x2 = 0 + 1 Combine like terms: -1 + 1 = 0 0 + k + -2kx + kx2 + 1x2 = 0 + 1 k + -2kx + kx2 + 1x2 = 0 + 1 Combine like terms: 0 + 1 = 1 k + -2kx + kx2 + 1x2 = 1 Add '-1x2' to each side of the equation. k + -2kx + kx2 + 1x2 + -1x2 = 1 + -1x2 Combine like terms: 1x2 + -1x2 = 0 k + -2kx + kx2 + 0 = 1 + -1x2 k + -2kx + kx2 = 1 + -1x2 Reorder the terms: -1 + k + -2kx + kx2 + x2 = 1 + -1x2 + -1 + x2 Reorder the terms: -1 + k + -2kx + kx2 + x2 = 1 + -1 + -1x2 + x2 Combine like terms: 1 + -1 = 0 -1 + k + -2kx + kx2 + x2 = 0 + -1x2 + x2 -1 + k + -2kx + kx2 + x2 = -1x2 + x2 Combine like terms: -1x2 + x2 = 0 -1 + k + -2kx + kx2 + x2 = 0 The solution to this equation could not be determined.
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