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Simplifying 16x2 + y2 = 81 Solving 16x2 + y2 = 81 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1y2' to each side of the equation. 16x2 + y2 + -1y2 = 81 + -1y2 Combine like terms: y2 + -1y2 = 0 16x2 + 0 = 81 + -1y2 16x2 = 81 + -1y2 Divide each side by '16'. x2 = 5.0625 + -0.0625y2 Simplifying x2 = 5.0625 + -0.0625y2 Reorder the terms: -5.0625 + x2 + 0.0625y2 = 5.0625 + -0.0625y2 + -5.0625 + 0.0625y2 Reorder the terms: -5.0625 + x2 + 0.0625y2 = 5.0625 + -5.0625 + -0.0625y2 + 0.0625y2 Combine like terms: 5.0625 + -5.0625 = 0.0000 -5.0625 + x2 + 0.0625y2 = 0.0000 + -0.0625y2 + 0.0625y2 -5.0625 + x2 + 0.0625y2 = -0.0625y2 + 0.0625y2 Combine like terms: -0.0625y2 + 0.0625y2 = 0.0000 -5.0625 + x2 + 0.0625y2 = 0.0000 The solution to this equation could not be determined.
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