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Simplifying lnx + 4 + -1lnx + -4 = 4 Reorder the terms: 4 + -4 + lnx + -1lnx = 4 Combine like terms: 4 + -4 = 0 0 + lnx + -1lnx = 4 lnx + -1lnx = 4 Combine like terms: lnx + -1lnx = 0 0 = 4 Solving 0 = 4 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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