Respuesta :

Answer:

a= 28

Step-by-step explanation:

-14(3a+6)=12(6-4a)+12

distribute: -42a-84=72-48a+12

combine like terms: -42a-84=-48a+84

move letters to the left: 6a-84=84

move numbers to the right: 6a=168

divide: a=28

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