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Simplifying X2 + -2x + -15 = 20 Reorder the terms: -15 + X2 + -2x = 20 Solving -15 + X2 + -2x = 20 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '15' to each side of the equation. -15 + X2 + 15 + -2x = 20 + 15 Reorder the terms: -15 + 15 + X2 + -2x = 20 + 15 Combine like terms: -15 + 15 = 0 0 + X2 + -2x = 20 + 15 X2 + -2x = 20 + 15 Combine like terms: 20 + 15 = 35 X2 + -2x = 35 Add '2x' to each side of the equation. X2 + -2x + 2x = 35 + 2x Combine like terms: -2x + 2x = 0 X2 + 0 = 35 + 2x X2 = 35 + 2x Simplifying X2 = 35 + 2x Reorder the terms: -35 + X2 + -2x = 35 + 2x + -35 + -2x Reorder the terms: -35 + X2 + -2x = 35 + -35 + 2x + -2x Combine like terms: 35 + -35 = 0 -35 + X2 + -2x = 0 + 2x + -2x -35 + X2 + -2x = 2x + -2x Combine like terms: 2x + -2x = 0 -35 + X2 + -2x = 0 The solution to this equation could not be determined.
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