Respuesta :

N=4
Remove the parentheses, move the terms, collect like terms,calculate, divide both sides

Answer:

3(n+2)=9(6-n)

opening the small bracket by multiplying it

or, 3n+6=54-9n

or, 3n+9n=54-6

or, 12n=48

or, n=48/12

or,n=4. ans