document.write( "Question 446183: If you double a number and then add 12, you get one half of the original number. What is the original number? \n" ); document.write( "
Algebra.Com's Answer #307246 by robertb(5830)\"\" \"About 
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\"2n+%2B+12+=+n%2F2\"
\n" ); document.write( "<==> \"2n+-+n%2F2+=+-12\"
\n" ); document.write( "<==> \"%283n%29%2F2+=+-12\"
\n" ); document.write( "<==> \"n+=+-24%2F3\"
\n" ); document.write( "==> n = -8
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