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A cargo plane flew from the US across the Atlantic at 280 mph, and flew back to the US at 300

mph. Given that the first trip took two hours longer, how long was the return trip?

User SoTm
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1 Answer

5 votes

Answer:

Explanation:

300t=280(t+2)

300t=280t+560

20t=560

t=28

User Raphael Karanja
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