document.write( "Question 333515: solve for a: a+b+c=0 \n" ); document.write( "
Algebra.Com's Answer #238982 by mananth(16949)\"\" \"About 
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a+b+c=0
\n" ); document.write( "add -b-c to both sides
\n" ); document.write( "a+b+c-b-c= -b-c
\n" ); document.write( "a= -b-c
\n" ); document.write( "
\n" );