Respuesta :

Faithl0326
[tex]3.2=n+7.8[/tex]
switch sides
[tex]n+7.8=3.2[/tex]
subtract 7.8 from both sides
[tex]n+7.8-7.8=3.2-7.8[/tex]
simplify
[tex]n=-4.6[/tex]
so the answer is A
Hope this helps :)

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