document.write( "Question 414358: Solve the equation\r
\n" ); document.write( "\n" ); document.write( "x^2 / x-4 = 16 / x-4\r
\n" ); document.write( "\n" ); document.write( "a. {4}
\n" ); document.write( "b. {-4}
\n" ); document.write( "c. {4,-4}
\n" ); document.write( "d. 0 (not equal)
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Algebra.Com's Answer #290644 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!
\"x%5E2+%2F+%28x-4%29+=+16+%2F+%28x-4%29\"..cross multiply\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2%28x-4%29++=+16%28x-4%29++\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2cross%28%28x-4%29%29++=+16cross%28%28x-4%29%29++\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2=+16\"\r
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\n" ); document.write( "\n" ); document.write( "\"x=+sqrt%2816%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"x\"= +-\"4\"\r
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\n" ); document.write( "\n" ); document.write( "so, the answer is c. {4,-4}\r
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