document.write( "Question 666657: Write an equation for the following: In a parking lot there are 28 black cars, 10 white, 15 red, 19 blue and 30 others. If there are K less green cars than blue, how many green cars are there? \n" ); document.write( "
Algebra.Com's Answer #414605 by Edwin McCravy(20055)\"\" \"About 
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document.write( "It's the 19 that you want to make less.  So to make the 19 \r\n" );
document.write( "K less than it is, you subtract K from the 19.\r\n" );
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document.write( "So you write down 19 and then subtract K from it like this:\r\n" );
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document.write( "19-K   green cars.\r\n" );
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document.write( "That's all you can say because there may be some brown cars,\r\n" );
document.write( "and some yellow cars among the 30 others, and you are not told\r\n" );
document.write( "how many of those there are, if any. \r\n" );
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document.write( "Edwin
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