document.write( "Question 315041: two cars traveled in opposite directions starting from the same starting point. The rate of one car was 10km/h faster than the rate of the other car.After 4 hours the cars were 460km apart. find each car's rate. \n" ); document.write( "
Algebra.Com's Answer #225408 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Rate*Time=Distance
\n" ); document.write( "\"R1%2AT=D1\"
\n" ); document.write( "\"R2%2At=D2\"
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "\"R2=R1%2B10\"
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "\"T=4\"
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "Start with the distance equation,
\n" ); document.write( "\"D1%2BD2=460\"
\n" ); document.write( "Substitute,
\n" ); document.write( "\"R1%2A4%2B%28R1%2B10%29%2A4=460\"
\n" ); document.write( "Divide by 4
\n" ); document.write( "\"R1%2BR1%2B10=115\"
\n" ); document.write( "\"2R1%2B10=115\"
\n" ); document.write( "\"2R1=105\"
\n" ); document.write( "\"R1=52.5\" kph
\n" ); document.write( "\"R2=62.5\" kph
\n" ); document.write( "
\n" );