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2^(3x)=3^(2x+1)

 Dec 18, 2020
 #1
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Exponent rules, 8^x = 9^x*3, so x = x = -log(3)/log(9/8)

 Dec 18, 2020
 #2
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IF you know how to do LOGs

 

 

(23)x  = 32x  * 3

8x      = ( 32)x *3

        = 9x   * 3

 

(8/9)x =  3      take log of both sides

x log (8/9) = log 3

x = log 3 / log(8/9) = -9.327

 Dec 18, 2020

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