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Simplifying 2x + 10 + -2x = 12 Reorder the terms: 10 + 2x + -2x = 12 Combine like terms: 2x + -2x = 0 10 + 0 = 12 10 = 12 Solving 10 = 12 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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