Linda is gling for a run. she runs for 12.8 miles at a speed of 4 miles per hour. for how many hours does she run

3.2

D=r•t
1.) Fill in what you know
2.) D=12.8
3.) r=4
4.) We are trying to find the time so it is unknown, so we will make it x
t=x
So your equation is:
5.) 12.8=4x
Solve.
6.) 12.8 divided by 4
Final
3.2