document.write( "Question 325319: this is the word problem.thanks
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Algebra.Com's Answer #232967 by Edwin McCravy(20086)\"\" \"About 
You can put this solution on YOUR website!
if the numerator is increased by 1 and the denominator is reduced by 1,the value of the fraction becomes 1.find the original
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document.write( "Let N = the numerator\r\n" );
document.write( "Let D = the denominator\r\n" );
document.write( "Then \"N%2FD\" = the fraction\r\n" );
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document.write( "\"system%28N%2FD=2%2F3%2C%28N%2B1%29%2F%28D-1%29=1%29\"\r\n" );
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document.write( "\"system%283N=2D%2CN%2B1=D-1%29\"\r\n" );
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document.write( "\"system%283N=2D%2CN=D-2%29\"\r\n" );
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document.write( "Use substitution, replace N in the first by D-2 from the second\r\n" );
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document.write( "\"3N=2D\"\r\n" );
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document.write( "\"3%28D-2%29=2D\"\r\n" );
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document.write( "\"3D-6=2D\"\r\n" );
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document.write( "\"D=6\"\r\n" );
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document.write( "Substitute that in\r\n" );
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document.write( "\"N=D-2%29\"\r\n" );
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document.write( "\"N=6-2%29\"\r\n" );
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document.write( "\"N=4\"\r\n" );
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document.write( "So the fraction is \"4%2F6\"\r\n" );
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document.write( "Checking:\r\n" );
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document.write( "Adding one to the numerator and subtracting one from the\r\n" );
document.write( "denominator gives \"%284%2B1%29%2F%286-1%29=5%2F5=1\"\r\n" );
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document.write( "Edwin
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