document.write( "Question 905536: -9/(4r) + 5/(3r) = -35/96
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Algebra.Com's Answer #549277 by Theo(13342)\"\" \"About 
You can put this solution on YOUR website!
start with \"-9%2F4%2Fr+%2B+5%2F3%2Fr+=+-35%2F96\"\r
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\n" ); document.write( "\n" ); document.write( "multiply both sides of the equation by 12*r to get:\r
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\n" ); document.write( "\n" ); document.write( "\"-9%2A3+%2B+5%2A4+=+-35%2A12%2Ar%2F96\"\r
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\n" ); document.write( "\n" ); document.write( "multiply both sides of the equation by 96 to get:\r
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\n" ); document.write( "\n" ); document.write( "\"-9%2A3%2A96+%2B+5%2A4%2A96+=+-35%2A12%2Ar\"\r
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\n" ); document.write( "\n" ); document.write( "simplify to get:\r
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\n" ); document.write( "\n" ); document.write( "\"-2592+%2B+1920+=+-420%2Ar\"\r
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\n" ); document.write( "\n" ); document.write( "combine like terms to get:\r
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\n" ); document.write( "\n" ); document.write( "\"-672+=+-420%2Ar\"\r
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\n" ); document.write( "\n" ); document.write( "divide both sides of the equation by -420 to get:\r
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\n" ); document.write( "\n" ); document.write( "\"-672%2F-420+=+r\"\r
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\n" ); document.write( "\n" ); document.write( "simplify to get \"r+=+8%2F5\"\r
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\n" ); document.write( "\n" ); document.write( "You can confirm the solution is correct by replacing r with 8/5 in the original equation to see if it holds true.\r
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\n" ); document.write( "\n" ); document.write( "i did, using my calculator, and it is confirmed that the solution is good.\r
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