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Ed is on a road trip. He has already traveled 223 miles and is driving at a rate of 65 miles per hour. Which equation could be used to find how many hours, x, Ed has left in his road trip if he is traveling 639 total miles?

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egrigg2010

Answer: 65x + 223 = 639

This represents that for every mile, x, Ed will drive 65 miles and he has already driven 223 miles. So, it must be equal to 639 miles.

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