document.write( "Question 270652: rectangles length is 10 feet longer than its width. If the area of the rectangle is 75 square feet, find its demensions \n" ); document.write( "
Algebra.Com's Answer #198220 by Greenfinch(383)![]() ![]() You can put this solution on YOUR website! Call width x, then length is x + 10 \n" ); document.write( "Area is x(x+ 10) = 75 \n" ); document.write( "x^2 + 10x - 75 = 0 \n" ); document.write( "(x +15)(x - 5) = 0 \n" ); document.write( "x = 15 or -5 \n" ); document.write( "-5 is not an option, so width is 5 and length is 15 \n" ); document.write( " |