document.write( "Question 721417: Don't even know where to start with this:\r
\n" ); document.write( "\n" ); document.write( "simplify [(3x+2)+5y][(3x+2)-5y]
\n" ); document.write( "

Algebra.Com's Answer #442354 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
simplify [(3x+2)+5y][(3x+2)-5y]
\n" ); document.write( "-------
\n" ); document.write( "= (3x+2)^2 - (5y)^2
\n" ); document.write( "-----
\n" ); document.write( "= 9x^2 + 12x + 4 - 25y^2
\n" ); document.write( "========================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "
\n" ); document.write( "
\n" );