document.write( "Question 689769: \"A car leaves Berlin on the autobahn at 60 mph. How long will it take a second car traveling at 90 mph to catch the first car if it leaves 2 hours later?\"\r
\n" ); document.write( "\n" ); document.write( "This doesn't seem like a distance problem -- it's more time-related, but I wasn't sure what category to put it in. I hope this isn't a problem.\r
\n" ); document.write( "\n" ); document.write( "Anyway, here's what I tried:\r
\n" ); document.write( "\n" ); document.write( "60(x) = 90(120 + x)
\n" ); document.write( "60x = 10,800 + 90x
\n" ); document.write( "-30x = 10,800\r
\n" ); document.write( "\n" ); document.write( "..and that's where I stopped! I got a little put off by the negative sign. This can't be right, can it? Thanks in advance!
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Algebra.Com's Answer #426044 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "The 60 mph car has a two hour head start, so when the 90 mph car starts, the first car has traveled 60 mph X 2 hr = 120 miles. The second car is going 30 mph faster. How long does it take a vehicle going 30 mph to travel 120 miles?\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "Egw to Beta kai to Sigma
\n" ); document.write( "My calculator said it, I believe it, that settles it
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\"The

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