qweerttu67
qweerttu67 qweerttu67
  • 11-09-2016
  • Mathematics
contestada

Quien me dice la respuesta de esto. 7(6-2a)=5(-3a+1)

Respuesta :

frappei
frappei frappei
  • 11-09-2016
a = -37

PEMDAS!
>distribute both sides first (distribuir a ambos lados) 
42-14a=-15a+5
>combine like terms (#a -> #a, # -> #)(
combinar como términos)
42-5=-15a+14a
37 = -a
>divide both sides by the invisible -1, so a can be postive (d
ivida ambos lados por el invisible -1)
a = -37

*
Lo siento no soy fluente en español
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