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Simplifying 20x + 9y = 0 Solving 20x + 9y = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-9y' to each side of the equation. 20x + 9y + -9y = 0 + -9y Combine like terms: 9y + -9y = 0 20x + 0 = 0 + -9y 20x = 0 + -9y Remove the zero: 20x = -9y Divide each side by '20'. x = -0.45y Simplifying x = -0.45y
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