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Simplifying 20x2 + 45y2 + -180 = 0 Reorder the terms: -180 + 20x2 + 45y2 = 0 Solving -180 + 20x2 + 45y2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '180' to each side of the equation. -180 + 20x2 + 180 + 45y2 = 0 + 180 Reorder the terms: -180 + 180 + 20x2 + 45y2 = 0 + 180 Combine like terms: -180 + 180 = 0 0 + 20x2 + 45y2 = 0 + 180 20x2 + 45y2 = 0 + 180 Combine like terms: 0 + 180 = 180 20x2 + 45y2 = 180 Add '-45y2' to each side of the equation. 20x2 + 45y2 + -45y2 = 180 + -45y2 Combine like terms: 45y2 + -45y2 = 0 20x2 + 0 = 180 + -45y2 20x2 = 180 + -45y2 Divide each side by '20'. x2 = 9 + -2.25y2 Simplifying x2 = 9 + -2.25y2 Reorder the terms: -9 + x2 + 2.25y2 = 9 + -2.25y2 + -9 + 2.25y2 Reorder the terms: -9 + x2 + 2.25y2 = 9 + -9 + -2.25y2 + 2.25y2 Combine like terms: 9 + -9 = 0 -9 + x2 + 2.25y2 = 0 + -2.25y2 + 2.25y2 -9 + x2 + 2.25y2 = -2.25y2 + 2.25y2 Combine like terms: -2.25y2 + 2.25y2 = 0.00 -9 + x2 + 2.25y2 = 0.00 The solution to this equation could not be determined.
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