Homework Help: algebra 1

Posted by Veronica on Thursday, February 9, 2012 at 7:31pm.

If two car are traveling in opposite directions and have average speeds of 45 mph and 55 mph, what equation shows that the cars are 250 miles apart after t hours?

algebra 1 - Anonymous, Thursday, February 9, 2012 at 8:38pm
7x over 9
algebra 1 - Veronica, Thursday, February 9, 2012 at 10:20pm
The options are:
45t=55t+250
45t+55t=250
55t-45t=250
or 50t=250

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