let each of the numbers be x :
Answer:
Step-by-step explanation:
realtionship between distance and time is
distance=time/3
a.distance=time/3
129*3=time
387 s =time
4 = 2/4u
Multiply both sides by 4u
16u = 2
Divide both sides by 16, and simplify.
u = 1/8
5 divided by 3 is .6. I hope this makes sense. Good luck. I apologize if this is wrong