document.write( "Question 170198: Simplfy (21x^-4y^-3)/(12x^4y^-2)\r
\n" ); document.write( "\n" ); document.write( "I came up with 7/(4x^8y) but am not sure if that is right\r
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Algebra.Com's Answer #125676 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
Looks OK to me. \n" ); document.write( "
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