document.write( "Question 1056647: Did I start out this problem correctly?\r
\n" ); document.write( "\n" ); document.write( "Find the numerator:(-3x)/(5x-20)=(?)/(40-10x)\r
\n" ); document.write( "\n" ); document.write( "I factored what I could and got this:(-3x)/[5(x-4)]=(?)/[-10(x-4)]\r
\n" ); document.write( "\n" ); document.write( "I am not sure what to do beyond this point.
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Algebra.Com's Answer #671738 by josgarithmetic(39618)\"\" \"About 
You can put this solution on YOUR website!
Trust what you learned about fractions, regardless if with variable expressions or plainly written real numbers.\r
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\n" ); document.write( "\n" ); document.write( "\"%28-3x%29%2F%285x-20%29=v%2F%2840-10x%29\", and you want to know v.\r
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\n" ); document.write( "\n" ); document.write( "\"%28%28-3x%29%2F%285x-20%29%29%2840-10x%29=v\"\r
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\n" ); document.write( "\n" ); document.write( "\"v=%28-3x%29%2840-10x%29%2F%285x-20%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"v=%28-3x%29%2810%284-x%29%29%2F%285%28x-4%29%29\"
\n" ); document.write( "The negative factor,...\r
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\n" ); document.write( "\n" ); document.write( "\"v=%28-1%29%283x%29%2810%284-x%29%29%2F%285%28x-4%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"v=%28-1%29%283x%29%282%284-x%29%29%2F%28x-4%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"v=3x%282%28x-4%29%29%2F%28x-4%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"v=3x%2A2\"\r
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\n" ); document.write( "\n" ); document.write( "\"v=6x\"
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