2(n-3)=4n+1
Answer
2n-4n = 1+6
-2n = 7
n = -(7/2)
n = -(3 1/7)
It look better using this
$${\mathtt{\,-\,}}{\mathtt{3}}{\mathtt{\,-\,}}{\frac{{\mathtt{1}}}{{\mathtt{7}}}}$$
This is better
$${\mathtt{\,-\,}}\left({\mathtt{3}}{\mathtt{\,\small\textbf+\,}}{\frac{{\mathtt{1}}}{{\mathtt{7}}}}\right)$$
.