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Simplifying 7x2 + -1y2 = 9 Solving 7x2 + -1y2 = 9 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add 'y2' to each side of the equation. 7x2 + -1y2 + y2 = 9 + y2 Combine like terms: -1y2 + y2 = 0 7x2 + 0 = 9 + y2 7x2 = 9 + y2 Divide each side by '7'. x2 = 1.285714286 + 0.1428571429y2 Simplifying x2 = 1.285714286 + 0.1428571429y2 Reorder the terms: -1.285714286 + x2 + -0.1428571429y2 = 1.285714286 + 0.1428571429y2 + -1.285714286 + -0.1428571429y2 Reorder the terms: -1.285714286 + x2 + -0.1428571429y2 = 1.285714286 + -1.285714286 + 0.1428571429y2 + -0.1428571429y2 Combine like terms: 1.285714286 + -1.285714286 = 0.000000000 -1.285714286 + x2 + -0.1428571429y2 = 0.000000000 + 0.1428571429y2 + -0.1428571429y2 -1.285714286 + x2 + -0.1428571429y2 = 0.1428571429y2 + -0.1428571429y2 Combine like terms: 0.1428571429y2 + -0.1428571429y2 = 0.0000000000 -1.285714286 + x2 + -0.1428571429y2 = 0.0000000000 The solution to this equation could not be determined.
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