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If (23x-1+10)÷7=6, then x is equal …

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If (23x-1+10)÷7=6, then x is equal To? 

  • 1 answers

Naveen Sharma 7 years, 1 month ago

Ans. \({{{2^{3x-1}} + 10} \over 7} = 6\) 

Cross Multiply, We Get

=> \({{{2^{3x-1}} + 10} }= 42\)

=> \(2^{3x-1} = 32\)

=> \(2^{3x-1} = {2^5}\) 

on comparing , we get 

=> 3x -1 = 5

=> 3x = 6 

=> x = 2  

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