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Simplifying X2 + 2x + -15 = x + -3 Reorder the terms: -15 + X2 + 2x = x + -3 Reorder the terms: -15 + X2 + 2x = -3 + x Solving -15 + X2 + 2x = -3 + x 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 = -3 + 15 + x Reorder the terms: -15 + 15 + X2 + 2x = -3 + 15 + x Combine like terms: -15 + 15 = 0 0 + X2 + 2x = -3 + 15 + x X2 + 2x = -3 + 15 + x Combine like terms: -3 + 15 = 12 X2 + 2x = 12 + x Add '-2x' to each side of the equation. X2 + 2x + -2x = 12 + x + -2x Combine like terms: 2x + -2x = 0 X2 + 0 = 12 + x + -2x X2 = 12 + x + -2x Combine like terms: x + -2x = -1x X2 = 12 + -1x Simplifying X2 = 12 + -1x Reorder the terms: -12 + X2 + x = 12 + -1x + -12 + x Reorder the terms: -12 + X2 + x = 12 + -12 + -1x + x Combine like terms: 12 + -12 = 0 -12 + X2 + x = 0 + -1x + x -12 + X2 + x = -1x + x Combine like terms: -1x + x = 0 -12 + X2 + x = 0 The solution to this equation could not be determined.
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