Two jets are beginning their flight at the Louisville International Airport. One starts at 1:00 p.m. and flies east at 395 mph. Another starts one hour later and flies west at 400 mph. In how many hours after the first plane left, will they be 2,000 miles apart? Round to the nearest tenth of an hour

Question

amistre64 · Answer

when the difference between them is 2000 miles 

| 395m+395 - 400m | = 2000

amistre64 · Answer

if i see it right;  when m=(2000-395)/5  is what i get to