document.write( "Question 157811: 3(9k-4)-4(5n-3) \n" ); document.write( "
Algebra.Com's Answer #116272 by jim_thompson5910(35256)\"\" \"About 
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3(9k-4)-4(5n-3) = 3(9k)-3(4)-4(5n)-4(-3) = 27k-12-20n+12 = 27k-20n\r
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