document.write( "Question 456398: The length of a rectangle is 5 cm greater than its width. Find the dimensions of the rectangle if its area is 126 sq. cm. \n" ); document.write( "
Algebra.Com's Answer #315362 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! n(n+5)=126 \n" ); document.write( "n2+5n-126=0 \n" ); document.write( "(n+14)(n-9)=0 \n" ); document.write( "n=-14 or 9 \n" ); document.write( "Throwing out the negative answer, we get the dimensions of the rectangle to be 9 cm. by 14 cm.. \n" ); document.write( " |