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Simplifying 9x * 9x + 4 = 0 Reorder the terms for easier multiplication: 9 * 9x * x + 4 = 0 Multiply 9 * 9 81x * x + 4 = 0 Multiply x * x 81x2 + 4 = 0 Reorder the terms: 4 + 81x2 = 0 Solving 4 + 81x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 81x2 = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 81x2 = 0 + -4 81x2 = 0 + -4 Combine like terms: 0 + -4 = -4 81x2 = -4 Divide each side by '81'. x2 = -0.04938271605 Simplifying x2 = -0.04938271605 Reorder the terms: 0.04938271605 + x2 = -0.04938271605 + 0.04938271605 Combine like terms: -0.04938271605 + 0.04938271605 = 0.00000000000 0.04938271605 + x2 = 0.00000000000 The solution to this equation could not be determined.
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