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Simplifying X2 + 20x + -10 = 18 Reorder the terms: -10 + X2 + 20x = 18 Solving -10 + X2 + 20x = 18 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '10' to each side of the equation. -10 + X2 + 10 + 20x = 18 + 10 Reorder the terms: -10 + 10 + X2 + 20x = 18 + 10 Combine like terms: -10 + 10 = 0 0 + X2 + 20x = 18 + 10 X2 + 20x = 18 + 10 Combine like terms: 18 + 10 = 28 X2 + 20x = 28 Add '-20x' to each side of the equation. X2 + 20x + -20x = 28 + -20x Combine like terms: 20x + -20x = 0 X2 + 0 = 28 + -20x X2 = 28 + -20x Simplifying X2 = 28 + -20x Reorder the terms: -28 + X2 + 20x = 28 + -20x + -28 + 20x Reorder the terms: -28 + X2 + 20x = 28 + -28 + -20x + 20x Combine like terms: 28 + -28 = 0 -28 + X2 + 20x = 0 + -20x + 20x -28 + X2 + 20x = -20x + 20x Combine like terms: -20x + 20x = 0 -28 + X2 + 20x = 0 The solution to this equation could not be determined.
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