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Simplifying 16xy + 28x + 12y + 21 = 0 Reorder the terms: 21 + 28x + 16xy + 12y = 0 Solving 21 + 28x + 16xy + 12y = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-21' to each side of the equation. 21 + 28x + 16xy + -21 + 12y = 0 + -21 Reorder the terms: 21 + -21 + 28x + 16xy + 12y = 0 + -21 Combine like terms: 21 + -21 = 0 0 + 28x + 16xy + 12y = 0 + -21 28x + 16xy + 12y = 0 + -21 Combine like terms: 0 + -21 = -21 28x + 16xy + 12y = -21 Add '-12y' to each side of the equation. 28x + 16xy + 12y + -12y = -21 + -12y Combine like terms: 12y + -12y = 0 28x + 16xy + 0 = -21 + -12y 28x + 16xy = -21 + -12y Reorder the terms: 21 + 28x + 16xy + 12y = -21 + -12y + 21 + 12y Reorder the terms: 21 + 28x + 16xy + 12y = -21 + 21 + -12y + 12y Combine like terms: -21 + 21 = 0 21 + 28x + 16xy + 12y = 0 + -12y + 12y 21 + 28x + 16xy + 12y = -12y + 12y Combine like terms: -12y + 12y = 0 21 + 28x + 16xy + 12y = 0 The solution to this equation could not be determined.
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