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Simplifying x2 + 4x = 4x + -16 Reorder the terms: 4x + x2 = 4x + -16 Reorder the terms: 4x + x2 = -16 + 4x Add '-4x' to each side of the equation. 4x + -4x + x2 = -16 + 4x + -4x Combine like terms: 4x + -4x = 0 0 + x2 = -16 + 4x + -4x x2 = -16 + 4x + -4x Combine like terms: 4x + -4x = 0 x2 = -16 + 0 x2 = -16 Solving x2 = -16 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Simplifying x2 = -16 Reorder the terms: 16 + x2 = -16 + 16 Combine like terms: -16 + 16 = 0 16 + x2 = 0 The solution to this equation could not be determined.
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