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Simplifying X2 + 8x + 16 = -5 Reorder the terms: 16 + X2 + 8x = -5 Solving 16 + X2 + 8x = -5 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-16' to each side of the equation. 16 + X2 + -16 + 8x = -5 + -16 Reorder the terms: 16 + -16 + X2 + 8x = -5 + -16 Combine like terms: 16 + -16 = 0 0 + X2 + 8x = -5 + -16 X2 + 8x = -5 + -16 Combine like terms: -5 + -16 = -21 X2 + 8x = -21 Add '-8x' to each side of the equation. X2 + 8x + -8x = -21 + -8x Combine like terms: 8x + -8x = 0 X2 + 0 = -21 + -8x X2 = -21 + -8x Simplifying X2 = -21 + -8x Reorder the terms: 21 + X2 + 8x = -21 + -8x + 21 + 8x Reorder the terms: 21 + X2 + 8x = -21 + 21 + -8x + 8x Combine like terms: -21 + 21 = 0 21 + X2 + 8x = 0 + -8x + 8x 21 + X2 + 8x = -8x + 8x Combine like terms: -8x + 8x = 0 21 + X2 + 8x = 0 The solution to this equation could not be determined.
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