AlexDBZ AlexDBZ

15-09-2016
Mathematics

contestada

5/7^3=5(7^x)
Find X.
Thanks.

Respuesta :

15-09-2016

Hello,

[tex] \dfrac{5}{7^3}=5*7^x\\ 5*7^{-3}=5*7^x\\ \boxed{x=-3} [/tex]

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