Algebra problem.

im not stuck i just don't know how to do it? just to let you know i know how to do algebra but this question is difficult.
 
I'm not stuck i haven't even got to know if i'm stuck because i don't know how to do it and to let you know i can do algebra but not this.
Are you saying that you were given an equation to solve

however you were not taught - how to solve an equation?​
 
Please state the exact problem. Then you can either use the site that Khan has provided and/or I can show you the first step. For the record your post with the updated problem seems wrong.
 
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