Answer:
Step-by-step explanation:
Rearrange the second equation and substitute it into the first equation.
Now we can use our value of n, and substitute it into the second equation to solve for m.
Now we can divide our values.
Answer:
400 seconds
Step-by-step explanation:
150/20=7.5 meters per second
3000/7.5=400 seconds
take a factor of 6 out to make 6(4x-3)