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Simplifying 13q + 91 + -13q = 0 Reorder the terms: 91 + 13q + -13q = 0 Combine like terms: 13q + -13q = 0 91 + 0 = 0 91 = 0 Solving 91 = 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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