Question 157574
D=RT
D UP=(X-1)1.5
D DOWN=X*1
x=(x-1)1.5
X=1.5X-1.5
X-1.5X=-1.5
-.5X=-1.5
X=-1.5/-.5
X=3 MPH DOWN THE MY.
3-1=2 MPH UP THE MT.
PROOF:
3=(3-1)1.5
3=2*1.5
3=3