document.write( "Question 630633: Solve by completing the square what value should you add to each side of the equation x^2+18x=-9 \n" ); document.write( "
Algebra.Com's Answer #397053 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Solve by completing the square what value should you add to each side of the equation x^2+18x=-9 \n" ); document.write( "--------------- \n" ); document.write( "x^2 + 18x + (18/2)^2 = -9 + (18/2)^2 \n" ); document.write( "---- \n" ); document.write( "Answer: (18/2)^2 = 9^2 = 81 \n" ); document.write( "------------------------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |