document.write( "Question 527174: The difference between nine and twice a number, n, is one.\r
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Algebra.Com's Answer #348813 by oberobic(2304)\"\" \"About 
You can put this solution on YOUR website!
The difference is subtraction.
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\n" ); document.write( "9 -2n = 1
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\n" ); document.write( "-2n = -8
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\n" ); document.write( "n = 4
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