Answer:
80
Step-by-step explanation:
........
..
the answer is 80
Answer: c
Step-by-step explanation:
Answer:
system 4.
Step-by-step explanation:
3x+6y=9
multiply by 2
6x+12y=18 ....(1)
-2x+-4y=4
multiply by 3
-6x-12y=12 ...(2)
add (1) and (2)
0+0=30
which is impossible .It has no solutions.
5/6 is not the definite ratio, when you take a larger sample size it could be off by a bit like 499/600 or 501/600
Answer: 64.8 mph
Step-by-step explanation:
Given
Arriving time is 6 hours
return time is 4 hours
The average speed of returning 81 mph
Distance traveled while returning
the average speed of the entire trip is