document.write( "Question 168131: what is tha answer to 21=x+9 \n" ); document.write( "
Algebra.Com's Answer #123993 by checkley77(12844)\"\" \"About 
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21=x+9
\n" ); document.write( "x=21-9
\n" ); document.write( "x=12 ans.
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