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Simplifying X4 + -2x2 + 9 = 0 Reorder the terms: 9 + X4 + -2x2 = 0 Solving 9 + X4 + -2x2 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + X4 + -9 + -2x2 = 0 + -9 Reorder the terms: 9 + -9 + X4 + -2x2 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + X4 + -2x2 = 0 + -9 X4 + -2x2 = 0 + -9 Combine like terms: 0 + -9 = -9 X4 + -2x2 = -9 Add '2x2' to each side of the equation. X4 + -2x2 + 2x2 = -9 + 2x2 Combine like terms: -2x2 + 2x2 = 0 X4 + 0 = -9 + 2x2 X4 = -9 + 2x2 Simplifying X4 = -9 + 2x2 Reorder the terms: 9 + X4 + -2x2 = -9 + 2x2 + 9 + -2x2 Reorder the terms: 9 + X4 + -2x2 = -9 + 9 + 2x2 + -2x2 Combine like terms: -9 + 9 = 0 9 + X4 + -2x2 = 0 + 2x2 + -2x2 9 + X4 + -2x2 = 2x2 + -2x2 Combine like terms: 2x2 + -2x2 = 0 9 + X4 + -2x2 = 0 The solution to this equation could not be determined.
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