Answer:
-20+8x
Step-by-step explanation:
The expression would be (5*6)+(5*6)=x
or you could shorten it and do (10*6)=x
Answer:
(closed circle on 6)————>
<—————(open circle on -1)
Step-by-step explanation:
Answer:
linear pair = 3,1 or 5,7
vertical angles = 7,8
supplementary = 1,8 or 2,7
Step-by-step explanation: