Thursday

July 24, 2014

July 24, 2014

Posted by **Jon** on Saturday, April 12, 2008 at 6:32pm.

ln e^lnx-ln(x-3)=ln 8

my wrong answer - no solution

correct answer - (24/7)

- Algebra -
**Bobby**, Saturday, April 12, 2008 at 6:46pmln e^lnx-ln(x-3)=ln8

First of all the "ln of e" cancels out, so it is just:

ln(x)-ln(x-3)=ln(8)

which is the same as:

ln(x/(x-3))=ln(8)

e^ both sides...

x/(x-3)=8

x=8x-24

7x=24

x=24/7

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