Answer:
Step-by-step explanation:
third option I believe
Answer:
7g - 3
Step-by-step explanation:
2g + 15 + 3g + g + g - 18
2g + 3g + g + g + 15 - 18
7g - 3
The train is traveling at 57 miles per hour.
B. A quadrilateral equals 360, a triangle 180. 360-180=180