document.write( "Question 327600: Hello. I hope I am submitting this question in an appropriate category because I do ask that you please do help me. I'd greatly appreciate it.\r
\n" ); document.write( "\n" ); document.write( "My question is as follows:\r
\n" ); document.write( "\n" ); document.write( "Two cars leave City A at the same time to travel to City B. One car travels at 72km/h and the other at 78 km/h. If the slower car arrives 20 min. after the faster car, how far apart are City A and City B?\r
\n" ); document.write( "\n" ); document.write( "I really appreciate any help you can give me, thank you so much!
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Algebra.Com's Answer #234639 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Rate*Time=Distance
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\n" ); document.write( "Car 1:
\n" ); document.write( "1.\"78%2At=D\"
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\n" ); document.write( "Car 2:
\n" ); document.write( "\"72%2A%28t%2B20%2F60%29=D\"
\n" ); document.write( "2.\"72%2A%28t%2B1%2F3%29=D\"
\n" ); document.write( "From eq.1,
\n" ); document.write( "\"t=D%2F78\"
\n" ); document.write( "Substitute into eq. 2,
\n" ); document.write( "\"72%2A%28D%2F78%2B1%2F3%29=D\"
\n" ); document.write( "\"%2812%2F13%29D%2B24=D\"
\n" ); document.write( "\"D-%2812%2F13%29D=24\"
\n" ); document.write( "\"%281%2F13%29D=24\"
\n" ); document.write( "\"D=312\"km
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