SOLUTION: Condense the expression: lnx + lny + lnx + 2lny - 2lnx - lny this is for my test preperation

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Question 589806: Condense the expression:
lnx + lny + lnx + 2lny - 2lnx - lny
this is for my test preperation
Answer by unlockmath(1688) About Me  (Show Source):
You can put this solution on YOUR website!
Hello,
For this lnx + lny + lnx + 2lny - 2lnx - lny we can combine like terms to get:
2lny - 19nx
Make sense?
RJ
www.math-unlock.com