document.write( "Question 1172872: if a=1 b=2 c=2
\n" ); document.write( "work out
\n" ); document.write( "2b-3ac
\n" ); document.write( "

Algebra.Com's Answer #798004 by Boreal(15235)\"\" \"About 
You can put this solution on YOUR website!
This is 2(2)-3(1)(2)
\n" ); document.write( "=4-6
\n" ); document.write( "= -2
\n" ); document.write( "
\n" );