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Simplifying 2x + -5y = 30 Solving 2x + -5y = 30 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5y' to each side of the equation. 2x + -5y + 5y = 30 + 5y Combine like terms: -5y + 5y = 0 2x + 0 = 30 + 5y 2x = 30 + 5y Divide each side by '2'. x = 15 + 2.5y Simplifying x = 15 + 2.5y

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