document.write( "Question 31334: the square of a certain number minus nine times the number is 36. find the number. \n" ); document.write( "
Algebra.Com's Answer #18026 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Let the number be \"x\". \n" ); document.write( "Then x^2-9x=36 \n" ); document.write( "x^2-9x-36=0 \n" ); document.write( "(x-12)(x+3)=0 \n" ); document.write( "x=12 or x=-3 \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |