Answer:
x=14.5
Step-by-step explanation:
since we know the sum of a triangles interior angles equal 180, we can subtract 66 from 180
180-66=114
6x-8+2x+6=114 - combine like terms
8x-2=114 - add 2 to both sides
8x=116 - divide by 8
x=14.5
angle a= 79
angle n=35