2(n-11)=10-2(-9+8)

Solution for 2(n-11)=10-2(-9+8) equation:

2(n-11)=10-2(-9+8)

We simplify the equation to the form, which is simple to understand 
2(n-11)=10-2(-9+8)

Simplifying terms in parentheses
2*(n-11)=10-2*(-1)

Reorder the terms in parentheses
+(+2n-22)=10-2*(-1)

Remove unnecessary parentheses
+2n-22=+10-2+*(-1+)

Reorder the terms in parentheses
+2n-22=10+(+2)

Remove unnecessary parentheses
+2n-22=+10+2

We move all terms containing n to the left and all other terms to the right. 
+2n=+10+2+22

We simplify left and right side of the equation. 
+2n=+34

We divide both sides of the equation by 2 to get n. 
n=17