document.write( "Question 596760: simplify the expression: 12d+6d-4d \n" ); document.write( "
Algebra.Com's Answer #377897 by jim_thompson5910(35256)\"\" \"About 
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12d+6d-4d\r
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\n" ); document.write( "\n" ); document.write( "(12+6-4)d\r
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\n" ); document.write( "\n" ); document.write( "(18-4)d\r
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\n" ); document.write( "\n" ); document.write( "14d\r
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\n" ); document.write( "\n" ); document.write( "So 12d+6d-4d simplifies to 14d
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