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Simplifying -7x + 4y = -15 Solving -7x + 4y = -15 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4y' to each side of the equation. -7x + 4y + -4y = -15 + -4y Combine like terms: 4y + -4y = 0 -7x + 0 = -15 + -4y -7x = -15 + -4y Divide each side by '-7'. x = 2.142857143 + 0.5714285714y Simplifying x = 2.142857143 + 0.5714285714y
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