document.write( "Question 468673: where do i start? Tell me what I did wrong
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\n" ); document.write( "(y-1/y-4)=(3/y-4)is y =4 or 2,-2
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Algebra.Com's Answer #321569 by Edwin McCravy(20086)\"\" \"About 
You can put this solution on YOUR website!
Solve
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document.write( "Multiply both sides by \"%28y-4%29\"\r\n" );
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document.write( "\"y-1+=+3\"\r\n" );
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document.write( "\"+y+=+4\"\r\n" );
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document.write( "But we must check a solution to a\r\n" );
document.write( "rational equation in the original\r\n" );
document.write( "rational equation to make sure we do \r\n" );
document.write( "not have an extraneous answer:\r\n" );
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document.write( "\"%28y-1%29%2F%28y-4%29=3%2F%28y-4%29\"\r\n" );
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document.write( "\"%284-1%29%2F%284-4%29=3%2F%284-4%29\"\r\n" );
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document.write( "\"3%2F0=3%2F0\"\r\n" );
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document.write( "That looks correct, but it is meaningless\r\n" );
document.write( "because division by 0 is not defined.\r\n" );
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document.write( "Therefore there is no solution.\r\n" );
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document.write( "Edwin
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