Answer:
-3x+3a-6
Step-by-step explanation:
The Answer is: 63°
The angle 117° is the key information. Across the line, the angle 117° is part of the 180° across the line. Angle RMN is equal to 180° - 117° = 63°
If you are looking for x your answer will be x=2
-1456
-864
4
-11
-5,25
-1,93