document.write( "Question 484954: use the associative law of addition to write an equivalent expression
\n" ); document.write( " 8r+(s+t)
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Algebra.Com's Answer #331772 by Tatiana_Stebko(1539)\"\" \"About 
You can put this solution on YOUR website!
\"+8r%2B%28s%2Bt%29=+%288r%2Bs%29%2Bt\" \n" ); document.write( "
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