Answer:
were is the pic!
Step-by-step explanation:
Answer:
The solution to the system of equation is

Perpendicular lines form 90 degree angles.
Letter C.
3/2. I hope this is what you are looking for and it helps!
Answer:
10 hours
Step-by-step explanation:
More time will be required to cover a greater distance given that the speed is constant.
Speed required to drive 520 miles will be ,

= 10 hours