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Simplifying 9 = xy + -3x + -3y Reorder the terms: 9 = -3x + xy + -3y Solving 9 = -3x + xy + -3y Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3x' to each side of the equation. 9 + 3x = -3x + xy + 3x + -3y Reorder the terms: 9 + 3x = -3x + 3x + xy + -3y Combine like terms: -3x + 3x = 0 9 + 3x = 0 + xy + -3y 9 + 3x = xy + -3y Add '-1xy' to each side of the equation. 9 + 3x + -1xy = xy + -1xy + -3y Combine like terms: xy + -1xy = 0 9 + 3x + -1xy = 0 + -3y 9 + 3x + -1xy = -3y Add '-9' to each side of the equation. 9 + 3x + -9 + -1xy = -9 + -3y Reorder the terms: 9 + -9 + 3x + -1xy = -9 + -3y Combine like terms: 9 + -9 = 0 0 + 3x + -1xy = -9 + -3y 3x + -1xy = -9 + -3y Reorder the terms: 9 + 3x + -1xy + 3y = -9 + -3y + 9 + 3y Reorder the terms: 9 + 3x + -1xy + 3y = -9 + 9 + -3y + 3y Combine like terms: -9 + 9 = 0 9 + 3x + -1xy + 3y = 0 + -3y + 3y 9 + 3x + -1xy + 3y = -3y + 3y Combine like terms: -3y + 3y = 0 9 + 3x + -1xy + 3y = 0 The solution to this equation could not be determined.
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