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Simplifying 49x2 + 81y2 = 3969 Solving 49x2 + 81y2 = 3969 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-81y2' to each side of the equation. 49x2 + 81y2 + -81y2 = 3969 + -81y2 Combine like terms: 81y2 + -81y2 = 0 49x2 + 0 = 3969 + -81y2 49x2 = 3969 + -81y2 Divide each side by '49'. x2 = 81 + -1.653061224y2 Simplifying x2 = 81 + -1.653061224y2 Reorder the terms: -81 + x2 + 1.653061224y2 = 81 + -1.653061224y2 + -81 + 1.653061224y2 Reorder the terms: -81 + x2 + 1.653061224y2 = 81 + -81 + -1.653061224y2 + 1.653061224y2 Combine like terms: 81 + -81 = 0 -81 + x2 + 1.653061224y2 = 0 + -1.653061224y2 + 1.653061224y2 -81 + x2 + 1.653061224y2 = -1.653061224y2 + 1.653061224y2 Combine like terms: -1.653061224y2 + 1.653061224y2 = 0.000000000 -81 + x2 + 1.653061224y2 = 0.000000000 The solution to this equation could not be determined.
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