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Simplifying X2 + 28x + 126 = 0 Reorder the terms: 126 + X2 + 28x = 0 Solving 126 + X2 + 28x = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-126' to each side of the equation. 126 + X2 + -126 + 28x = 0 + -126 Reorder the terms: 126 + -126 + X2 + 28x = 0 + -126 Combine like terms: 126 + -126 = 0 0 + X2 + 28x = 0 + -126 X2 + 28x = 0 + -126 Combine like terms: 0 + -126 = -126 X2 + 28x = -126 Add '-28x' to each side of the equation. X2 + 28x + -28x = -126 + -28x Combine like terms: 28x + -28x = 0 X2 + 0 = -126 + -28x X2 = -126 + -28x Simplifying X2 = -126 + -28x Reorder the terms: 126 + X2 + 28x = -126 + -28x + 126 + 28x Reorder the terms: 126 + X2 + 28x = -126 + 126 + -28x + 28x Combine like terms: -126 + 126 = 0 126 + X2 + 28x = 0 + -28x + 28x 126 + X2 + 28x = -28x + 28x Combine like terms: -28x + 28x = 0 126 + X2 + 28x = 0 The solution to this equation could not be determined.
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