document.write( "Question 1132402: If x +y = [(x+y)^5] / [(x+z)^7] where x is not equal to -z, and x is not equal to -y,
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Algebra.Com's Answer #749427 by ikleyn(52803)\"\" \"About 
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document.write( "If  x + y = \"%28x%2By%29%5E5+%2F+%28x%2Bz%29%5E7\",  then  (canceling the factors (x+y) in both sides)\r\n" );
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document.write( "1 = \"%28x%2By%29%5E4+%2F+%28x%2Bz%29%5E7\"     and, hence,\r\n" );
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document.write( "\"%28x%2Bz%29%5E7+%2F+%28x%2By%29%5E2\" = \"%28x%2By%29%5E2\".       ANSWER\r\n" );
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