document.write( "Question 139652: 20-5x=3x+84 \n" ); document.write( "
Algebra.Com's Answer #101819 by oscargut(2103)\"\" \"About 
You can put this solution on YOUR website!
20-5x=3x+84\r
\n" ); document.write( "\n" ); document.write( "-5x-3x=84-20
\n" ); document.write( "-8x=64
\n" ); document.write( "x=64/(-8)=-8
\n" ); document.write( "x=-8
\n" ); document.write( "
\n" );