solve for x
1/x-1 + 1/x =5
Last edited by Pre-Calc; Oct 27th 2009 at 01:10 PM.
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Originally Posted by Pre-Calc 1/x-1 + 1/x =5 Hey cobber, please consider how you post these problems. For starters pls post 1 problem per thread and show your working to this point. Better we help you learn rather than do the problems for you.
My other concern is the lack of brackets. Why? Well which is your problem?
I'm guessing the first one, but how can I be sure?
the first one is my problem im new to this forum so i didn't no how to put it that way sorry.
Originally Posted by Pre-Calc the first one is my problem im new to this forum so i didn't no how to put it that way sorry. First things first, clear up some domain issues by saying
Take from both sides and rewrite as (this is allowed because )
Expand, simplify and solve the quadratic Spoiler:
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