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01-10-2015
Mathematics

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Solve log (base 5)(9x-4)=1

Respuesta :

01-10-2015

[tex]\log_5(9x-4)=1 \\ 9x-4=5^1 \\ 9x-4=5 \\ 9x=5+4 \\ 9x=9 \\ x= \frac{9}{9} \\ x=1[/tex]

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