Answer:
The answer to your question is
a) 
b) distance = 2400 mi
Step-by-step explanation:
a) 8 mi/s convert to mi/min

b) 
distance = speed x time
distance = 
distance = 2400 mi
I think it's x= -2.5
10/-4= -4x/-4
You need to get x by itself so you need to divide 4 in each side . Shown above
Answer:
2 1/3
Step-by-step explanation:
You take the first number them multiply then divide
Answer: 60 degrees
Step-by-step explanation: triangles are come to 180 if you add all angles correctly. therefore if you do 180-90-30, you'll get 60.