document.write( "Question 546898: Directions say to factor completely
\n" ); document.write( "7r-3rt+7s-3st\r
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Algebra.Com's Answer #356112 by mananth(16946)\"\" \"About 
You can put this solution on YOUR website!
7r-3rt+7s-3st\r
\n" ); document.write( "\n" ); document.write( "r(7-3t)+s(7-3t)\r
\n" ); document.write( "\n" ); document.write( "(7-3t)(r+s)
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