Answer:
6
-4
Step-by-step explanation:
3
ONP=43 degrees
LNO=137 degrees
MNP=137 degrees
A straight line equals 180 degrees, so the angles need to add up to that amount. Hope this helps!
Answer:
x = 14.5
Step-by-step explanation:
Exterior angle thm
<C = <D
7x - 2 = 9x - 31
7x - 9x = -31 + 2
-2x = -29
x = 14.5