document.write( "Question 151303: find the area of a rectangle which shows the answer as a polynomial in descending powers of x. length: 4x+5, width: 4x-1 \n" ); document.write( "
Algebra.Com's Answer #111212 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
length: 4x+5, width: 4x-1
\n" ); document.write( "AREA=(4X+5)(4X-1)
\n" ); document.write( "AREA=16X^2+20X-4X-5
\n" ); document.write( "AREA=16X^2+16X-5
\n" ); document.write( "
\n" );