joeh2056 joeh2056

23-04-2014
Mathematics

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solve using logs 5^(3x-6)=125

Respuesta :

23-04-2014

[tex] 5 ^{3x-6} =125 \\ \\ 5 ^{3x-6} =5^3 \\ \\3x-6 =3 \ \ |+6 \\ \\3x=3+9 \\ \\3x=12 \ \ /:3 \\ \\x=\frac{12}{3} \\ \\x= 3[/tex]

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