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Simplifying 15x + 6y = 18 Solving 15x + 6y = 18 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-6y' to each side of the equation. 15x + 6y + -6y = 18 + -6y Combine like terms: 6y + -6y = 0 15x + 0 = 18 + -6y 15x = 18 + -6y Divide each side by '15'. x = 1.2 + -0.4y Simplifying x = 1.2 + -0.4y

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