James is running late to his cousin's wedding and drives the 45 miles between his house and the wedding location 20 miles per hour faster than the speed, r, that he drives to get home. It takes him t hours to get to the wedding and 1 hour to get home. Which equation best represents this information?
a r+20=rtr+20=rt
b (r+20) t=r (r+20) t=r
c 45=20t45=20t
d 45 = (r+20) t+r
+2
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