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Simplifying y2 + -9x2 + -8y + 7 = 0 Reorder the terms: 7 + -9x2 + -8y + y2 = 0 Solving 7 + -9x2 + -8y + y2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -9x2 + -8y + -7 + y2 = 0 + -7 Reorder the terms: 7 + -7 + -9x2 + -8y + y2 = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -9x2 + -8y + y2 = 0 + -7 -9x2 + -8y + y2 = 0 + -7 Combine like terms: 0 + -7 = -7 -9x2 + -8y + y2 = -7 Add '8y' to each side of the equation. -9x2 + -8y + 8y + y2 = -7 + 8y Combine like terms: -8y + 8y = 0 -9x2 + 0 + y2 = -7 + 8y -9x2 + y2 = -7 + 8y Add '-1y2' to each side of the equation. -9x2 + y2 + -1y2 = -7 + 8y + -1y2 Combine like terms: y2 + -1y2 = 0 -9x2 + 0 = -7 + 8y + -1y2 -9x2 = -7 + 8y + -1y2 Divide each side by '-9'. x2 = 0.7777777778 + -0.8888888889y + 0.1111111111y2 Simplifying x2 = 0.7777777778 + -0.8888888889y + 0.1111111111y2 Reorder the terms: -0.7777777778 + x2 + 0.8888888889y + -0.1111111111y2 = 0.7777777778 + -0.8888888889y + 0.1111111111y2 + -0.7777777778 + 0.8888888889y + -0.1111111111y2 Reorder the terms: -0.7777777778 + x2 + 0.8888888889y + -0.1111111111y2 = 0.7777777778 + -0.7777777778 + -0.8888888889y + 0.8888888889y + 0.1111111111y2 + -0.1111111111y2 Combine like terms: 0.7777777778 + -0.7777777778 = 0.0000000000 -0.7777777778 + x2 + 0.8888888889y + -0.1111111111y2 = 0.0000000000 + -0.8888888889y + 0.8888888889y + 0.1111111111y2 + -0.1111111111y2 -0.7777777778 + x2 + 0.8888888889y + -0.1111111111y2 = -0.8888888889y + 0.8888888889y + 0.1111111111y2 + -0.1111111111y2 Combine like terms: -0.8888888889y + 0.8888888889y = 0.0000000000 -0.7777777778 + x2 + 0.8888888889y + -0.1111111111y2 = 0.0000000000 + 0.1111111111y2 + -0.1111111111y2 -0.7777777778 + x2 + 0.8888888889y + -0.1111111111y2 = 0.1111111111y2 + -0.1111111111y2 Combine like terms: 0.1111111111y2 + -0.1111111111y2 = 0.0000000000 -0.7777777778 + x2 + 0.8888888889y + -0.1111111111y2 = 0.0000000000 The solution to this equation could not be determined.
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