Homework Help: Algebra

Posted by Avery on Tuesday, June 1, 2010 at 8:37pm.

Two trains leave Raleigh at the same time, one traveling north, the other south. The first train travels at 50 miles per hour and second at 60 miles per hour. In how many hours will the trains be 275 miles apart?

Algebra - Reiny, Tuesday, June 1, 2010 at 9:16pm
let the time be t hours
distance going north = 50t
distance going south = 60t

solve 50t + 60t = 275

let me know what you get.
Algebra - Avery, Tuesday, June 1, 2010 at 9:20pm
2.5 hours
Algebra - Reiny, Tuesday, June 1, 2010 at 9:42pm
good job
Algebra - KeikoABird, Saturday, January 26, 2013 at 6:35pm
What's the inequality though?

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