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Simplifying X2 + 2x + 15 = 0 Reorder the terms: 15 + X2 + 2x = 0 Solving 15 + X2 + 2x = 0 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 = 0 + -15 Reorder the terms: 15 + -15 + X2 + 2x = 0 + -15 Combine like terms: 15 + -15 = 0 0 + X2 + 2x = 0 + -15 X2 + 2x = 0 + -15 Combine like terms: 0 + -15 = -15 X2 + 2x = -15 Add '-2x' to each side of the equation. X2 + 2x + -2x = -15 + -2x Combine like terms: 2x + -2x = 0 X2 + 0 = -15 + -2x X2 = -15 + -2x Simplifying X2 = -15 + -2x Reorder the terms: 15 + X2 + 2x = -15 + -2x + 15 + 2x Reorder the terms: 15 + X2 + 2x = -15 + 15 + -2x + 2x Combine like terms: -15 + 15 = 0 15 + X2 + 2x = 0 + -2x + 2x 15 + X2 + 2x = -2x + 2x Combine like terms: -2x + 2x = 0 15 + X2 + 2x = 0 The solution to this equation could not be determined.
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