Use a rule of logs to write the coefficients as exponents:



Use a law of exponents to remove the inner parenthesesL:



Use a rule of logs on the first two terms:



Write  as  and  as 



Add exponents of 3 and x in the first term and multiply
exponents in the second term:



Use a rule of logs:



 Cancel the 's





Subtract the exponents of the x's



Edwin