Question 155283
D=RT
D=52(T+1/60)
D=60(T-1/60)
52(T+1/60=60(T-1/60)
52T+52/60=60T-60/60
52T-60T=(-52-60)/60
-8T=-112/60
T=-112/60*-1/8
T=112/480
T=.23333 IS HIS TRAVEL TIME
D=60(.2333-1/60)
D=60(60*.2333-1)/60
D=60(14-1)/60
D=60*13/60
D=13 KM. IS HIS DRIVING DISTANCE.
PROOF:
13=52(.2333+1)/60
13=52(60*.2333+1)/60
13=52(14+1)/60
13=52*15/60
13=780/60
13=13