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Simplifying X2 + 9x + 21.25 = 0 Reorder the terms: 21.25 + X2 + 9x = 0 Solving 21.25 + X2 + 9x = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-21.25' to each side of the equation. 21.25 + X2 + -21.25 + 9x = 0 + -21.25 Reorder the terms: 21.25 + -21.25 + X2 + 9x = 0 + -21.25 Combine like terms: 21.25 + -21.25 = 0.00 0.00 + X2 + 9x = 0 + -21.25 X2 + 9x = 0 + -21.25 Combine like terms: 0 + -21.25 = -21.25 X2 + 9x = -21.25 Add '-9x' to each side of the equation. X2 + 9x + -9x = -21.25 + -9x Combine like terms: 9x + -9x = 0 X2 + 0 = -21.25 + -9x X2 = -21.25 + -9x Simplifying X2 = -21.25 + -9x Reorder the terms: 21.25 + X2 + 9x = -21.25 + -9x + 21.25 + 9x Reorder the terms: 21.25 + X2 + 9x = -21.25 + 21.25 + -9x + 9x Combine like terms: -21.25 + 21.25 = 0.00 21.25 + X2 + 9x = 0.00 + -9x + 9x 21.25 + X2 + 9x = -9x + 9x Combine like terms: -9x + 9x = 0 21.25 + X2 + 9x = 0 The solution to this equation could not be determined.
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