document.write( "Question 1091152: A number added to its square gives 20. The number is? \n" ); document.write( "
Algebra.Com's Answer #705552 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! Let n be the number. Then: \n" ); document.write( "nē+n=20 \n" ); document.write( "nē+n-20=0 \n" ); document.write( "(n+5)(n-4)=0 \n" ); document.write( "n=-5 or 4 \n" ); document.write( "☺☺☺☺ \n" ); document.write( " |