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Simplifying 4x2y2 + -9y2 + -45 + 20x2 = 0 Reorder the terms: -45 + 20x2 + 4x2y2 + -9y2 = 0 Solving -45 + 20x2 + 4x2y2 + -9y2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '45' to each side of the equation. -45 + 20x2 + 4x2y2 + 45 + -9y2 = 0 + 45 Reorder the terms: -45 + 45 + 20x2 + 4x2y2 + -9y2 = 0 + 45 Combine like terms: -45 + 45 = 0 0 + 20x2 + 4x2y2 + -9y2 = 0 + 45 20x2 + 4x2y2 + -9y2 = 0 + 45 Combine like terms: 0 + 45 = 45 20x2 + 4x2y2 + -9y2 = 45 Add '9y2' to each side of the equation. 20x2 + 4x2y2 + -9y2 + 9y2 = 45 + 9y2 Combine like terms: -9y2 + 9y2 = 0 20x2 + 4x2y2 + 0 = 45 + 9y2 20x2 + 4x2y2 = 45 + 9y2 Reorder the terms: -45 + 20x2 + 4x2y2 + -9y2 = 45 + 9y2 + -45 + -9y2 Reorder the terms: -45 + 20x2 + 4x2y2 + -9y2 = 45 + -45 + 9y2 + -9y2 Combine like terms: 45 + -45 = 0 -45 + 20x2 + 4x2y2 + -9y2 = 0 + 9y2 + -9y2 -45 + 20x2 + 4x2y2 + -9y2 = 9y2 + -9y2 Combine like terms: 9y2 + -9y2 = 0 -45 + 20x2 + 4x2y2 + -9y2 = 0 The solution to this equation could not be determined.
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