document.write( "Question 810766: The length of a rectange is (x+4)cm.
\n" ); document.write( "The width is (x-3)cm.
\n" ); document.write( "The area of the rectangle is 78cm^2.\r
\n" ); document.write( "\n" ); document.write( "How do I write this in terms of x?
\n" ); document.write( "

Algebra.Com's Answer #488419 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
(x+4)*(x-3)=78
\n" ); document.write( "x^2+x-90 = 0
\n" ); document.write( "x=-10 x=9
\n" ); document.write( " we discard x=-10
\n" ); document.write( "9+4=13
\n" ); document.write( "9-3-6\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );