Step-by-step explanation:
Given,

and

Substitute x = 2 into expression.

Answer:
280
Step-by-step explanation:
50% is half, so to get the total, multiply 140*2 which is 280.
So you need to figure out how many hours per mile you need to travel to reach your destination. If you do 320/5.5 you’ll get about 58.2 mph. However you need to round this up to 59 mph to get their in time. Hope this helped!
I believe the answer is C, x-3.
Answer:
C
Step-by-step explanation:
30x20=600