document.write( "Question 228250: Help me solve this word problem please. \"A freight train and a diesel train left at the same time. The trains traveled in opposite directions. The diesel train traveled 10km/h faster than the freight train. After one hour they were 140 km apart. Find the freight train's speed. \n" ); document.write( "
Algebra.Com's Answer #169467 by rfer(16322)\"\" \"About 
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65 kmph
\n" ); document.write( "75 kmph
\n" ); document.write( "2x+10=140
\n" ); document.write( "2x=130
\n" ); document.write( "x=65 kmph freight
\n" ); document.write( "x+10=75 kmph diesel
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