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Simplifying X3 + -4x2 + -39x + 126 = 0 Reorder the terms: 126 + X3 + -39x + -4x2 = 0 Solving 126 + X3 + -39x + -4x2 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-126' to each side of the equation. 126 + X3 + -39x + -126 + -4x2 = 0 + -126 Reorder the terms: 126 + -126 + X3 + -39x + -4x2 = 0 + -126 Combine like terms: 126 + -126 = 0 0 + X3 + -39x + -4x2 = 0 + -126 X3 + -39x + -4x2 = 0 + -126 Combine like terms: 0 + -126 = -126 X3 + -39x + -4x2 = -126 Add '39x' to each side of the equation. X3 + -39x + 39x + -4x2 = -126 + 39x Combine like terms: -39x + 39x = 0 X3 + 0 + -4x2 = -126 + 39x X3 + -4x2 = -126 + 39x Add '4x2' to each side of the equation. X3 + -4x2 + 4x2 = -126 + 39x + 4x2 Combine like terms: -4x2 + 4x2 = 0 X3 + 0 = -126 + 39x + 4x2 X3 = -126 + 39x + 4x2 Simplifying X3 = -126 + 39x + 4x2 Reorder the terms: 126 + X3 + -39x + -4x2 = -126 + 39x + 4x2 + 126 + -39x + -4x2 Reorder the terms: 126 + X3 + -39x + -4x2 = -126 + 126 + 39x + -39x + 4x2 + -4x2 Combine like terms: -126 + 126 = 0 126 + X3 + -39x + -4x2 = 0 + 39x + -39x + 4x2 + -4x2 126 + X3 + -39x + -4x2 = 39x + -39x + 4x2 + -4x2 Combine like terms: 39x + -39x = 0 126 + X3 + -39x + -4x2 = 0 + 4x2 + -4x2 126 + X3 + -39x + -4x2 = 4x2 + -4x2 Combine like terms: 4x2 + -4x2 = 0 126 + X3 + -39x + -4x2 = 0 The solution to this equation could not be determined.
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