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Simplifying 9x2 + -4y2 = 161 Solving 9x2 + -4y2 = 161 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4y2' to each side of the equation. 9x2 + -4y2 + 4y2 = 161 + 4y2 Combine like terms: -4y2 + 4y2 = 0 9x2 + 0 = 161 + 4y2 9x2 = 161 + 4y2 Divide each side by '9'. x2 = 17.88888889 + 0.4444444444y2 Simplifying x2 = 17.88888889 + 0.4444444444y2 Reorder the terms: -17.88888889 + x2 + -0.4444444444y2 = 17.88888889 + 0.4444444444y2 + -17.88888889 + -0.4444444444y2 Reorder the terms: -17.88888889 + x2 + -0.4444444444y2 = 17.88888889 + -17.88888889 + 0.4444444444y2 + -0.4444444444y2 Combine like terms: 17.88888889 + -17.88888889 = 0.00000000 -17.88888889 + x2 + -0.4444444444y2 = 0.00000000 + 0.4444444444y2 + -0.4444444444y2 -17.88888889 + x2 + -0.4444444444y2 = 0.4444444444y2 + -0.4444444444y2 Combine like terms: 0.4444444444y2 + -0.4444444444y2 = 0.0000000000 -17.88888889 + x2 + -0.4444444444y2 = 0.0000000000 The solution to this equation could not be determined.
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