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Simplifying 25y2 + -16x2 = 400 Reorder the terms: -16x2 + 25y2 = 400 Solving -16x2 + 25y2 = 400 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-25y2' to each side of the equation. -16x2 + 25y2 + -25y2 = 400 + -25y2 Combine like terms: 25y2 + -25y2 = 0 -16x2 + 0 = 400 + -25y2 -16x2 = 400 + -25y2 Divide each side by '-16'. x2 = -25 + 1.5625y2 Simplifying x2 = -25 + 1.5625y2 Reorder the terms: 25 + x2 + -1.5625y2 = -25 + 1.5625y2 + 25 + -1.5625y2 Reorder the terms: 25 + x2 + -1.5625y2 = -25 + 25 + 1.5625y2 + -1.5625y2 Combine like terms: -25 + 25 = 0 25 + x2 + -1.5625y2 = 0 + 1.5625y2 + -1.5625y2 25 + x2 + -1.5625y2 = 1.5625y2 + -1.5625y2 Combine like terms: 1.5625y2 + -1.5625y2 = 0.0000 25 + x2 + -1.5625y2 = 0.0000 The solution to this equation could not be determined.
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