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Simplifying xy2 + -7y2 + -4x + 28 = 0 Reorder the terms: 28 + -4x + xy2 + -7y2 = 0 Solving 28 + -4x + xy2 + -7y2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-28' to each side of the equation. 28 + -4x + xy2 + -28 + -7y2 = 0 + -28 Reorder the terms: 28 + -28 + -4x + xy2 + -7y2 = 0 + -28 Combine like terms: 28 + -28 = 0 0 + -4x + xy2 + -7y2 = 0 + -28 -4x + xy2 + -7y2 = 0 + -28 Combine like terms: 0 + -28 = -28 -4x + xy2 + -7y2 = -28 Add '7y2' to each side of the equation. -4x + xy2 + -7y2 + 7y2 = -28 + 7y2 Combine like terms: -7y2 + 7y2 = 0 -4x + xy2 + 0 = -28 + 7y2 -4x + xy2 = -28 + 7y2 Reorder the terms: 28 + -4x + xy2 + -7y2 = -28 + 7y2 + 28 + -7y2 Reorder the terms: 28 + -4x + xy2 + -7y2 = -28 + 28 + 7y2 + -7y2 Combine like terms: -28 + 28 = 0 28 + -4x + xy2 + -7y2 = 0 + 7y2 + -7y2 28 + -4x + xy2 + -7y2 = 7y2 + -7y2 Combine like terms: 7y2 + -7y2 = 0 28 + -4x + xy2 + -7y2 = 0 The solution to this equation could not be determined.
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