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Simplifying X2 + -20x = 9 Solving X2 + -20x = 9 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '20x' to each side of the equation. X2 + -20x + 20x = 9 + 20x Combine like terms: -20x + 20x = 0 X2 + 0 = 9 + 20x X2 = 9 + 20x Simplifying X2 = 9 + 20x Reorder the terms: -9 + X2 + -20x = 9 + 20x + -9 + -20x Reorder the terms: -9 + X2 + -20x = 9 + -9 + 20x + -20x Combine like terms: 9 + -9 = 0 -9 + X2 + -20x = 0 + 20x + -20x -9 + X2 + -20x = 20x + -20x Combine like terms: 20x + -20x = 0 -9 + X2 + -20x = 0 The solution to this equation could not be determined.
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