document.write( "Question 286858: two buses leave a station at the same time traveling in opposite directions. the rate of the faster bus exceeds that of the slower bus by 10 miles per hour. after 3 hours they are 210 miles apart. what are the rates of the buses \n" ); document.write( "
Algebra.Com's Answer #208031 by rfer(16322)\"\" \"About 
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3(x+x+10)=210
\n" ); document.write( "3x+3x+30=210
\n" ); document.write( "6x=180
\n" ); document.write( "x=30 mph
\n" ); document.write( "x+10=40 mph
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