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Simplifying 8x2 + 4y2 = -5 Solving 8x2 + 4y2 = -5 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. 8x2 + 4y2 + -4y2 = -5 + -4y2 Combine like terms: 4y2 + -4y2 = 0 8x2 + 0 = -5 + -4y2 8x2 = -5 + -4y2 Divide each side by '8'. x2 = -0.625 + -0.5y2 Simplifying x2 = -0.625 + -0.5y2 Reorder the terms: 0.625 + x2 + 0.5y2 = -0.625 + -0.5y2 + 0.625 + 0.5y2 Reorder the terms: 0.625 + x2 + 0.5y2 = -0.625 + 0.625 + -0.5y2 + 0.5y2 Combine like terms: -0.625 + 0.625 = 0.000 0.625 + x2 + 0.5y2 = 0.000 + -0.5y2 + 0.5y2 0.625 + x2 + 0.5y2 = -0.5y2 + 0.5y2 Combine like terms: -0.5y2 + 0.5y2 = 0.0 0.625 + x2 + 0.5y2 = 0.0 The solution to this equation could not be determined.
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