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What is the value of X?  The answer book said it is 13 but I can't work out how they got to 13

 

Thanks

 Dec 6, 2017
 #1
avatar+22188 
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What is the value of X?

 

\(\begin{array}{rcll} 11x-3 &=& 9x+23 \\ 2x &=& 26 \\ x &=& 13 \\ \end{array}\)

 

 

laugh

 Dec 6, 2017
 #2
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Maybe this will clear up some of the issues

 

 

 Dec 6, 2017

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