document.write( "Question 1144879: A pawnbroker buys a computer and a guitar for $500. He sells the computer at a markup of 40% but has to take a loss of 10% on the guitar in order to sell it if he makes a profit of $110 on the sale of the two items what did he pay for the computer \n" ); document.write( "
Algebra.Com's Answer #766063 by Edwin McCravy(20054)\"\" \"About 
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He sold the computer at 140% (profit of 40%, add to 100%) of what he paid but\r\n" );
document.write( "he sold the guitar for only 90% (loss of 10%, subtract from 100%) of what he\r\n" );
document.write( "paid. Let C and G stand fot the costs.  Change the percents to decimals. He\r\n" );
document.write( "sold them both for $500+$110 or $610.\r\n" );
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document.write( "\"system%28C%2BG=500%2C1.40C%2B0.90G=610%29\"\r\n" );
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document.write( "Clear the decimals, solve by substitution or elimination. You finish.\r\n" );
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document.write( "Edwin
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