document.write( "Question 469807: The Lenght of a rectangle is 8 inches shorter then 3 times its width. If the area of the rectangel is 35 square inches, find the dimensions of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #322342 by sofiyac(983)![]() ![]() You can put this solution on YOUR website! let width be x \n" ); document.write( "then length is 3x-8 \n" ); document.write( "x(3x-8)=35 \n" ); document.write( "3x^2-8x-35=0 \n" ); document.write( "(3x+7)(x-5)=0 \n" ); document.write( "3x+7=0 \n" ); document.write( "3x=-7 \n" ); document.write( "x=-7/3 this won't work since we can't have negative length \n" ); document.write( "x-5=0 \n" ); document.write( "x=5 so width is 5 \n" ); document.write( "then length is 3*5-8=7 \n" ); document.write( " \n" ); document.write( " |