document.write( "Question 779029: Please help......\r
\n" ); document.write( "\n" ); document.write( "Ok, Two cars leave from the same location and travel in opposite directions along a straight road. One car travels 30 mph while the other travels at 45 mph. How long will it take the two cars to be 255 miles apart?
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Algebra.Com's Answer #475029 by rothauserc(4718)\"\" \"About 
You can put this solution on YOUR website!
use the rate times time = distance formula, r*t = d
\n" ); document.write( "30*t +45*t = 255
\n" ); document.write( "75t = 255
\n" ); document.write( "t = 3.4 hours
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