document.write( "Question 1062641: A vessel contains 2 liters of alcohol and 28 liters of water.How many liters of alcohol must be added to make the new mixture 12.5% alcohol? \n" ); document.write( "
Algebra.Com's Answer #677605 by Edwin McCravy(20055)\"\" \"About 
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After we add x liters of alcohol, \r\n" );
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document.write( "1.  we will then have 2+x liters of alcohol.\r\n" );
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document.write( "And since alcohol is liquid, we begin with 28+2 liters\r\n" );
document.write( "of liquid, and when we add x more liters of liquid alcohol,\r\n" );
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document.write( "2.  we will then have 28+2+x liters of liquid.\r\n" );
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document.write( "\"expr%28%282%2Bx%29%2F%2828%2B2%2Bx%29%29%2A%22100%25%22\"\"%22%22=%22%22\"\"12.5\"\r\n" );
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document.write( "\"expr%28%282%2Bx%29%2F%2830%2Bx%29%29%2A%22100%25%22\"\"%22%22=%22%22\"\"12.5\"\r\n" );
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document.write( "Multiply both sides by 30+x:\r\n" );
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document.write( "\"%282%2Bx%29%2A%22100%25%22\"\"%22%22=%22%22\"\"12.5%2830%2Bx%29\"\r\n" );
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document.write( "\"200%2B100x\"\"%22%22=%22%22\"\"375%2B12.5x\"\r\n" );
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document.write( "\"100x-12.5x\"\"%22%22=%22%22\"\"375-200\"\r\n" );
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document.write( "\"87.5x\"\"%22%22=%22%22\"\"175\"\r\n" );
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document.write( "\"x\"\"%22%22=%22%22\"\"175%2F87.5\"\r\n" );
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document.write( "\"x\"\"%22%22=%22%22\"\"1750%2F875\"\r\n" );
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document.write( "\"x\"\"%22%22=%22%22\"\"2\" liters of alcohol.\r\n" );
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document.write( "Edwin
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