Ed is on a road trip. He has already traveled 203 miles and is driving at a rate of 63 miles per hour. Which equation could be u
sed to find how many hours, x, Ed has left in his road trip if he is traveling 693 total miles? A. 203x + 63 = 693
B. 63x + 693 = 203
C. 63x + 203 = 693
D. 203x + 693 = 63