Question 969646
(t,F) points.
If 10AM is time t=0, then  points  (0,37) and (3, 49).  The first point serves as a vertical axis intercept.


{{{F=m*t+37}}}
{{{F=((49-37)/(3-0))t+37}}}
{{{highlight(F=(4/3)t+37)}}}, t=0 corresponds to 10AM.