document.write( "Question 99167: Evaluate xy/yz if x = 12, y = -5/4, and z = -4/5 \n" ); document.write( "
Algebra.Com's Answer #72151 by checkley71(8403)\"\" \"About 
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xy/yz
\n" ); document.write( "12*-(5/4)/[-(5/4)-(4/5)] noiw cancel out the -(5/4)
\n" ); document.write( "12/(-4/5) now invert the fraction in the denominator & multiply
\n" ); document.write( "12*-5/4=-60/4=-15 answer.
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