document.write( "Question 1057379: the width of a rectangle is 9cm less than it's length.If the area is 190 square cm. Find the length and width of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #672560 by 68271(1)![]() ![]() ![]() You can put this solution on YOUR website! Given Area of Rectangle as Length(L) x W (Width) \n" ); document.write( "L = x \n" ); document.write( "W = (x - 9cm) \n" ); document.write( "Area = 190 square cm\r \n" ); document.write( "\n" ); document.write( "190 = x(x - 9) \n" ); document.write( "190 = x^2 - 9x \n" ); document.write( "x^2 - 9x = 190 \n" ); document.write( "x^2 - 9x - 190 = 0 \n" ); document.write( "x^2 - 19x - 10x - 190 = 0 \n" ); document.write( "x(x - 19) - 10(x - 19) = 0 \n" ); document.write( "(x - 19) (x - 10) = 0 \n" ); document.write( "x = 19, x = 10\r \n" ); document.write( "\n" ); document.write( "Length = 19 \n" ); document.write( "Width = 10 \n" ); document.write( " |