Answer:
8x+5 + 2x+5 = 180
10x+10=180
10x =170 = x = 17
Step-by-step explanation:
answer: x = 17 Hope this helps!
2 x 17 + 5 = 39 8 x 17 + 5 = 141
Straight angles are 180 degrees
39 + 141 = 180
So x = 17