kalalalalallala kalalalalallala

08-06-2017
Mathematics

contestada

Log(12) = log(3x+81)

Respuesta :

apologiabiology apologiabiology

08-06-2017

base 10
wait,

since same base

12=3x+81
minus 81 both sides
-69=3x
divide both sides by 3
-23=x

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