Steve travels 4 times as fast as Fred. Traveling in opposite directions, they are 105 miles apart at 3 hours find the rates of travel
I know rt=d

Question

Steve travels 4 times as fast as Fred.  Traveling in opposite directions, they are 105 miles apart at 3 hours find the rates of travel 
I know rt=d

anonymous · Answer

After 3 hours that is

anonymous · Answer

The combined rate is 5r because 4r - (-r) = 5r.   5r = d/3.  You have d, so just solve for r.

anonymous · Answer

Fred's rate will be "r" and Steve's rate will be "4r"

anonymous · Answer

Ok so how do I set it up to solve

anonymous · Answer

?..

anonymous · Answer

I already set up the equation for you. 5r = d/3.  First substitute in your "d" value.

anonymous · Answer

5r=3 ?? What

anonymous · Answer

Not 5r equal 3.  I wrote that 5r = distance divided by 3.  d is distance and it is part of the equation.

anonymous · Answer

Ok sorry that took me a while to understand lol got it thanks

anonymous · Answer

You're welcome!  And medals are nice!