Question 489684
First part = x miles
second part =317-x  miles

x/58 + (317-x)/52 = 5 3/4 

52x+58(317-x)= (23/4) * 52*58

52x+18386 -58x=17342
-6x=-1044
x=174 miles -------- first part

174/58 = time first part = 3 hours