document.write( "Question 1071305: In the equation x^2-y^2=8 if the value of y=-1, the value of X is\r
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Algebra.Com's Answer #686262 by josgarithmetic(39620)\"\" \"About 
You can put this solution on YOUR website!
What X ?\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2=8%2By%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"x=0%2B-+sqrt%288%2By%5E2%29\"\r
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\n" ); document.write( "\n" ); document.write( "Now let y=-1 and evaluate x.
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