document.write( "Question 1090707: Sarah and Jim leave a train station at the same time traveling in opposite directions. Sarah's train is traveling 20 mi/h faster than Jim's train. After 3 hours, they were 270 miles apart. How fast was each train traveling? \n" ); document.write( "
Algebra.Com's Answer #705204 by jorel1380(3719)\"\" \"About 
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Let n be the speed of jim's traing. Then Sarah's train would be n+20. So:
\n" ); document.write( "3n+3(n+20)=270
\n" ); document.write( "6n=210
\n" ); document.write( "n=35
\n" ); document.write( "n+20=55
\n" ); document.write( "☺☺☺☺
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