document.write( "Question 109507: Simplify the expression.\r
\n" ); document.write( "\n" ); document.write( "17. 4c/9 + 8c/9\r
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Algebra.Com's Answer #80168 by HyperBrain(694)\"\" \"About 
You can put this solution on YOUR website!
\"4c%2F9%2B8c%2F9=%284c%2B8c%29%2F9=12c%2F9=%2812c%2F3%29%2F%289%2F3%29=4c%2F3\"\r
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\n" ); document.write( "\n" ); document.write( "Power up,
\n" ); document.write( "HyperBrain!
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