Solve for x. Hint: set up an equation for your exterior angle, then use multi-step equation steps to solve for x. A. 2.2B. 4.3C. 17D. 20

In this problem, we have that
5x+(2x+6)=8x-11 -----> by Exterior Angle Theorem
so
Solve for x
Combine like terms left side
7x+6=8x-11
Group terms
8x-7x=6+11
x=17
therefore