By air, the distance from city A to city B is 3005 miles less than the distance from city C to city D. If the total of these two distances is 7845 miles, find the distance from city C to city D.
+130518 By air, the distance from city A to city B is 3005 miles less than the distance from city C to city D. If the total of these two distances is 7845 miles, find the distance from city C to city D.
Call the distance between C and D = x....so we have
x - 3005 + x = 7845 add 3005 to both sides
2x = 10850 divide both sides by 2
x = 5425 miles
