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Simplifying 4x2 + 21 + 5 = 0 Reorder the terms: 21 + 5 + 4x2 = 0 Combine like terms: 21 + 5 = 26 26 + 4x2 = 0 Solving 26 + 4x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-26' to each side of the equation. 26 + -26 + 4x2 = 0 + -26 Combine like terms: 26 + -26 = 0 0 + 4x2 = 0 + -26 4x2 = 0 + -26 Combine like terms: 0 + -26 = -26 4x2 = -26 Divide each side by '4'. x2 = -6.5 Simplifying x2 = -6.5 Reorder the terms: 6.5 + x2 = -6.5 + 6.5 Combine like terms: -6.5 + 6.5 = 0.0 6.5 + x2 = 0.0 The solution to this equation could not be determined.
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