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Simplifying 9x2 + -4y2 + 9 = 0 Reorder the terms: 9 + 9x2 + -4y2 = 0 Solving 9 + 9x2 + -4y2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + 9x2 + -9 + -4y2 = 0 + -9 Reorder the terms: 9 + -9 + 9x2 + -4y2 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + 9x2 + -4y2 = 0 + -9 9x2 + -4y2 = 0 + -9 Combine like terms: 0 + -9 = -9 9x2 + -4y2 = -9 Add '4y2' to each side of the equation. 9x2 + -4y2 + 4y2 = -9 + 4y2 Combine like terms: -4y2 + 4y2 = 0 9x2 + 0 = -9 + 4y2 9x2 = -9 + 4y2 Divide each side by '9'. x2 = -1 + 0.4444444444y2 Simplifying x2 = -1 + 0.4444444444y2 Reorder the terms: 1 + x2 + -0.4444444444y2 = -1 + 0.4444444444y2 + 1 + -0.4444444444y2 Reorder the terms: 1 + x2 + -0.4444444444y2 = -1 + 1 + 0.4444444444y2 + -0.4444444444y2 Combine like terms: -1 + 1 = 0 1 + x2 + -0.4444444444y2 = 0 + 0.4444444444y2 + -0.4444444444y2 1 + x2 + -0.4444444444y2 = 0.4444444444y2 + -0.4444444444y2 Combine like terms: 0.4444444444y2 + -0.4444444444y2 = 0.0000000000 1 + x2 + -0.4444444444y2 = 0.0000000000 The solution to this equation could not be determined.
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