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Simplifying 14y2 + -28x2 = 448 Reorder the terms: -28x2 + 14y2 = 448 Solving -28x2 + 14y2 = 448 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-14y2' to each side of the equation. -28x2 + 14y2 + -14y2 = 448 + -14y2 Combine like terms: 14y2 + -14y2 = 0 -28x2 + 0 = 448 + -14y2 -28x2 = 448 + -14y2 Divide each side by '-28'. x2 = -16 + 0.5y2 Simplifying x2 = -16 + 0.5y2 Reorder the terms: 16 + x2 + -0.5y2 = -16 + 0.5y2 + 16 + -0.5y2 Reorder the terms: 16 + x2 + -0.5y2 = -16 + 16 + 0.5y2 + -0.5y2 Combine like terms: -16 + 16 = 0 16 + x2 + -0.5y2 = 0 + 0.5y2 + -0.5y2 16 + x2 + -0.5y2 = 0.5y2 + -0.5y2 Combine like terms: 0.5y2 + -0.5y2 = 0.0 16 + x2 + -0.5y2 = 0.0 The solution to this equation could not be determined.
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