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Simplifying -2 + X2 + -21x = 0 Solving -2 + X2 + -21x = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '2' to each side of the equation. -2 + X2 + 2 + -21x = 0 + 2 Reorder the terms: -2 + 2 + X2 + -21x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + X2 + -21x = 0 + 2 X2 + -21x = 0 + 2 Combine like terms: 0 + 2 = 2 X2 + -21x = 2 Add '21x' to each side of the equation. X2 + -21x + 21x = 2 + 21x Combine like terms: -21x + 21x = 0 X2 + 0 = 2 + 21x X2 = 2 + 21x Simplifying X2 = 2 + 21x Reorder the terms: -2 + X2 + -21x = 2 + 21x + -2 + -21x Reorder the terms: -2 + X2 + -21x = 2 + -2 + 21x + -21x Combine like terms: 2 + -2 = 0 -2 + X2 + -21x = 0 + 21x + -21x -2 + X2 + -21x = 21x + -21x Combine like terms: 21x + -21x = 0 -2 + X2 + -21x = 0 The solution to this equation could not be determined.
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