document.write( "Question 335731: a rectangular parking lot has the length of 7 yards graeter than the width. the area is 330 square yards. find the length and width? \n" ); document.write( "
Algebra.Com's Answer #240881 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let width be x \n" ); document.write( "length = x+7 \n" ); document.write( "x(x+7)=330 \n" ); document.write( "x^2+7x-330=0 \n" ); document.write( "x^2+22x-15x-330 =0 \n" ); document.write( "x(x=22)-15(x=22)=0 \n" ); document.write( "(x-22)(x-15)=0 \n" ); document.write( "x=-22 , x= 15 ignore negative value of 22 \n" ); document.write( "The width is 15 yards. \n" ); document.write( "the length will be 15+7 = 22 yards \n" ); document.write( ".. \n" ); document.write( "CHECK \n" ); document.write( "15*22=330 sq. yards \n" ); document.write( " |