document.write( "Question 97946: Divide.\r
\n" ); document.write( "\n" ); document.write( "2x-6/21 divide 5x-15/12 \n" ); document.write( "

Algebra.Com's Answer #71250 by stanbon(75887) $\"\"$ $\"About$

You can put this solution on YOUR website!
[(2x-6)/21] / [(5x-15)/12]\r
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\n" ); document.write( "\n" ); document.write( "Invert and multiply:\r
\n" ); document.write( "\n" ); document.write( "[(2x-6)/21] * [12/(5x-15)]\r
\n" ); document.write( "\n" ); document.write( "Cancel the 3 factor common to numerator and denominator to get:\r
\n" ); document.write( "\n" ); document.write( "[(2x-6)/7] * [4/(5x-15)]\r
\n" ); document.write( "\n" ); document.write( "Factor to get:
\n" ); document.write( "[2(x-3)/7] * [4/(5(x-3)]\r
\n" ); document.write( "\n" ); document.write( "Cancel the (x-3) factor common to numerator and denominator to get:
\n" ); document.write( "[2/7]\r
\n" ); document.write( "\n" ); document.write( "= 8/35
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\n" ); document.write( "cheers,
\n" ); document.write( "Stan H.\r
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