I know for a fact that the Airjet Express had shorter flight times because it had lesser dots than the Cross Country Airlines. Hope this helped!
Answer:
a) x-4+9
b) x-2
For part b, I am not 100% sure about my answer, but I am sure about part a.
Answer:
9
Step-by-step explanation: 3x4= 12 -3=9
Answer:
6x=-60
Step-by-step explanation: