document.write( "Question 12110: 7(9q-3r)+5(-8q+2r)\r
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Algebra.Com's Answer #7471 by bonster(299)\"\" \"About 
You can put this solution on YOUR website!
7(9q-3r): first multiply 7 by 9q, then 7by -3r
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\n" ); document.write( "\n" ); document.write( "7(9q-3r)+5(-8q+2r)
\n" ); document.write( "63q-21r -40q+10r
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