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February 28th, 2012, 07:38 PM  #1 
Senior Member Joined: Jan 2012 Posts: 118 Thanks: 0  equations of unknown help please.
I got the answer for these 2 questions, but I need to verify them, the questions are 2x3(14x)=2(1+7x)5 and x/2+1=x/3+2 Thank you for the help much appreciated. You don't have to show the work. 
February 28th, 2012, 07:43 PM  #2 
Senior Member Joined: Jul 2010 From: St. Augustine, FL., U.S.A.'s oldest city Posts: 12,155 Thanks: 465 Math Focus: Calculus/ODEs  Re: eqautions of unknown help please.
The first is an identity (true for all real values of x) and the second is true for x = 6.

February 28th, 2012, 07:48 PM  #3 
Senior Member Joined: Jan 2012 Posts: 118 Thanks: 0  Re: eqautions of unknown help please.
Thank you Mark the first question I got right, but the second I think I messed up can you show me what you did for it?

February 28th, 2012, 07:52 PM  #4 
Senior Member Joined: Jul 2010 From: St. Augustine, FL., U.S.A.'s oldest city Posts: 12,155 Thanks: 465 Math Focus: Calculus/ODEs  Re: eqautions of unknown help please.
Sure: Subtract 1 from both sides: Crossmultiply: Subtract 2x from both sides: 
February 28th, 2012, 08:43 PM  #5 
Senior Member Joined: Jan 2012 Posts: 118 Thanks: 0  Re: equations of unknown help please.
Thank buddy. Your a great help =)


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