Let s = the speed of the slower train in km/hrs+10 = the speed of the faster train in km/hrLet t = time in hrs for the slower train to go 160 kmt-5 = time in hrs for faster train to go 160 km---------------Slower train:(1)
160=s.t
Faster train:(2) 160=(s+10) .(t-.5)From (1)(1) t=160/s
use the relations given in following screenshot and then use quadratic equation.
Answer:
c, i believe!!
Step-by-step explanation:
have a good day! <33
Answer:
5.4
Step-by-step explanation:
To find the distance between two points,
and
, plug them into the following equation:

Two negatives make a positive

Therefore, the distance between the two points rounded to the nearest tenth is 5.4.
I hope this helps!
Answer:
i think the 2nd one is correct .. i have not fluent in english to explain the answer.