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Simplifying X3 + -3x2 + 9x + 13 = 0 Reorder the terms: 13 + X3 + 9x + -3x2 = 0 Solving 13 + X3 + 9x + -3x2 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + X3 + 9x + -13 + -3x2 = 0 + -13 Reorder the terms: 13 + -13 + X3 + 9x + -3x2 = 0 + -13 Combine like terms: 13 + -13 = 0 0 + X3 + 9x + -3x2 = 0 + -13 X3 + 9x + -3x2 = 0 + -13 Combine like terms: 0 + -13 = -13 X3 + 9x + -3x2 = -13 Add '-9x' to each side of the equation. X3 + 9x + -9x + -3x2 = -13 + -9x Combine like terms: 9x + -9x = 0 X3 + 0 + -3x2 = -13 + -9x X3 + -3x2 = -13 + -9x Add '3x2' to each side of the equation. X3 + -3x2 + 3x2 = -13 + -9x + 3x2 Combine like terms: -3x2 + 3x2 = 0 X3 + 0 = -13 + -9x + 3x2 X3 = -13 + -9x + 3x2 Simplifying X3 = -13 + -9x + 3x2 Reorder the terms: 13 + X3 + 9x + -3x2 = -13 + -9x + 3x2 + 13 + 9x + -3x2 Reorder the terms: 13 + X3 + 9x + -3x2 = -13 + 13 + -9x + 9x + 3x2 + -3x2 Combine like terms: -13 + 13 = 0 13 + X3 + 9x + -3x2 = 0 + -9x + 9x + 3x2 + -3x2 13 + X3 + 9x + -3x2 = -9x + 9x + 3x2 + -3x2 Combine like terms: -9x + 9x = 0 13 + X3 + 9x + -3x2 = 0 + 3x2 + -3x2 13 + X3 + 9x + -3x2 = 3x2 + -3x2 Combine like terms: 3x2 + -3x2 = 0 13 + X3 + 9x + -3x2 = 0 The solution to this equation could not be determined.
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