SOLUTION: How old was Lisa x years ago if she is now 13? Which expression represents this?

Algebra ->  Testmodule -> SOLUTION: How old was Lisa x years ago if she is now 13? Which expression represents this?       Log On


   

Question 793811: How old was Lisa x years ago if she is now 13?
Which expression represents this?


Answer by Cromlix(4381) About Me  (Show Source):
You can put this solution on YOUR website!
13 - x
Hope this helps.
:-)