document.write( "Question 1137995: One side of a rectangle is 4 inches longer than the other side. The area of the rectangle is 21 square inches. Find the lengths of each side. \n" ); document.write( "
Algebra.Com's Answer #755896 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Jeez. \n" ); document.write( "less than 1 second to think of 3*7 = 21 \n" ); document.write( "Like a flash card. \n" ); document.write( "====================== \n" ); document.write( "Find factors of 21 that differ by 4 \n" ); document.write( "21 = 1*21 NG \n" ); document.write( "21 = 3*7 That's it. \n" ); document.write( "---------------------- \n" ); document.write( "The other tutor made a quadratic equation, then factored it, finding the same 2 factors, 3 & 7. \n" ); document.write( "------------------ \n" ); document.write( "If the solution was not integers, it would be different. but WAKE UP. \n" ); document.write( " \n" ); document.write( " |