Answer:
Step-by-stepapex answer to the left of 9.9 and to the right of 9.3 explanation:
Answer:
n=-2
Step-by-step explanation:
add 10 to both sides
-12 + 10 = -2
Answer:
vertical angles
Step-by-step explanation:
They don't share a common side, so they are not adjacent!
Hope that helps!
The first one is D and the second is A