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Simplifying X2 + -4x = -9 Solving X2 + -4x = -9 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '4x' to each side of the equation. X2 + -4x + 4x = -9 + 4x Combine like terms: -4x + 4x = 0 X2 + 0 = -9 + 4x X2 = -9 + 4x Simplifying X2 = -9 + 4x Reorder the terms: 9 + X2 + -4x = -9 + 4x + 9 + -4x Reorder the terms: 9 + X2 + -4x = -9 + 9 + 4x + -4x Combine like terms: -9 + 9 = 0 9 + X2 + -4x = 0 + 4x + -4x 9 + X2 + -4x = 4x + -4x Combine like terms: 4x + -4x = 0 9 + X2 + -4x = 0 The solution to this equation could not be determined.
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