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Simplifying X2 + -2x + 1 + -8(x + -1) + -20 = 0 Reorder the terms: X2 + -2x + 1 + -8(-1 + x) + -20 = 0 X2 + -2x + 1 + (-1 * -8 + x * -8) + -20 = 0 X2 + -2x + 1 + (8 + -8x) + -20 = 0 Reorder the terms: 1 + 8 + -20 + X2 + -2x + -8x = 0 Combine like terms: 1 + 8 = 9 9 + -20 + X2 + -2x + -8x = 0 Combine like terms: 9 + -20 = -11 -11 + X2 + -2x + -8x = 0 Combine like terms: -2x + -8x = -10x -11 + X2 + -10x = 0 Solving -11 + X2 + -10x = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '11' to each side of the equation. -11 + X2 + 11 + -10x = 0 + 11 Reorder the terms: -11 + 11 + X2 + -10x = 0 + 11 Combine like terms: -11 + 11 = 0 0 + X2 + -10x = 0 + 11 X2 + -10x = 0 + 11 Combine like terms: 0 + 11 = 11 X2 + -10x = 11 Add '10x' to each side of the equation. X2 + -10x + 10x = 11 + 10x Combine like terms: -10x + 10x = 0 X2 + 0 = 11 + 10x X2 = 11 + 10x Simplifying X2 = 11 + 10x Reorder the terms: -11 + X2 + -10x = 11 + 10x + -11 + -10x Reorder the terms: -11 + X2 + -10x = 11 + -11 + 10x + -10x Combine like terms: 11 + -11 = 0 -11 + X2 + -10x = 0 + 10x + -10x -11 + X2 + -10x = 10x + -10x Combine like terms: 10x + -10x = 0 -11 + X2 + -10x = 0 The solution to this equation could not be determined.
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