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3^10=9^x

 Oct 11, 2017
 #1
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3^10  = 9^x

 

3^10  =  (3^2)^x

 

3^10  = 3^(2x)      since the bases are the same, we can solve for the exponents

 

10  = 2x                divide both sides by 2

 

5  = x

 

 

cool cool cool

 Oct 11, 2017

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