-x+5
I created two expressions when subtracted would give me x-5, then I subtracted the second expression from the first to give me -x+5.
For Example, (2x-6)-(1x-1)= x-5
(1x-1)-(2x-6)= -x+5
Answer: n=ln(29648323021629440)
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ln(9)
Decimal form: n=17.26185950…
The least common denominator is 30. :)