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Simplifying x2 + -7y2 = 3 Solving x2 + -7y2 = 3 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7y2' to each side of the equation. x2 + -7y2 + 7y2 = 3 + 7y2 Combine like terms: -7y2 + 7y2 = 0 x2 + 0 = 3 + 7y2 x2 = 3 + 7y2 Simplifying x2 = 3 + 7y2 Reorder the terms: -3 + x2 + -7y2 = 3 + 7y2 + -3 + -7y2 Reorder the terms: -3 + x2 + -7y2 = 3 + -3 + 7y2 + -7y2 Combine like terms: 3 + -3 = 0 -3 + x2 + -7y2 = 0 + 7y2 + -7y2 -3 + x2 + -7y2 = 7y2 + -7y2 Combine like terms: 7y2 + -7y2 = 0 -3 + x2 + -7y2 = 0 The solution to this equation could not be determined.
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