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Simplifying 4x2 + 72 = 0 Reorder the terms: 72 + 4x2 = 0 Solving 72 + 4x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-72' to each side of the equation. 72 + -72 + 4x2 = 0 + -72 Combine like terms: 72 + -72 = 0 0 + 4x2 = 0 + -72 4x2 = 0 + -72 Combine like terms: 0 + -72 = -72 4x2 = -72 Divide each side by '4'. x2 = -18 Simplifying x2 = -18 Reorder the terms: 18 + x2 = -18 + 18 Combine like terms: -18 + 18 = 0 18 + x2 = 0 The solution to this equation could not be determined.
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