Answer:
D
Step-by-step explanation:
Range is the 'y' values a graph can have
you can see that the 'y' values can be anythig from - inf to + 2
Answer: 14.4 h
The speed is :

The time it takes to travel 279 miles :

these are the answers to all systems
Answer:
-20
Step-by-step explanation:
It is like the opposite number. Because 20 is positive its inverse is negative 20.
HOPE THIS HELPED