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Simplifying x2 + 1 + -1x2 = 0 Reorder the terms: 1 + x2 + -1x2 = 0 Combine like terms: x2 + -1x2 = 0 1 + 0 = 0 1 = 0 Solving 1 = 0 Couldn't find a variable to solve for. This equation is invalid, the left and right sides are not equal, therefore there is no solution.
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