6+6(9n-2)=9(n-10)-6

Solution for 6+6(9n-2)=9(n-10)-6 equation:

6+6(9n-2)=9(n-10)-6

We simplify the equation to the form, which is simple to understand 
6+6(9n-2)=9(n-10)-6

Reorder the terms in parentheses
6+(+54n-12)=9*(n-10)-6

Remove unnecessary parentheses
+6+54n-12=+9+*(+n-10+)-6

Reorder the terms in parentheses
6+54n-12=+(+9n-90)-6

Remove unnecessary parentheses
+6+54n-12=+9n-90-6

We move all terms containing n to the left and all other terms to the right. 
+54n-9n=-90-6-6+12

We simplify left and right side of the equation. 
+45n=-90

We divide both sides of the equation by 45 to get n. 
n=-2