document.write( "Question 209823: xx+9=30x \n" ); document.write( "
Algebra.Com's Answer #158595 by RAY100(1637)![]() ![]() ![]() You can put this solution on YOUR website! x^2 +9= 30x \n" ); document.write( ". \n" ); document.write( "x^2 -30x +9 =0 \n" ); document.write( ". \n" ); document.write( "use quadratic fromuls to solve \n" ); document.write( ". \n" ); document.write( "a=1,,,,,b-(-30),,,,,c= 9 \n" ); document.write( ". \n" ); document.write( "x=[ -(-30) +/- sqrt{ (-30)^2 -4(1)(9)}]/2(1) \n" ); document.write( ". \n" ); document.write( "x=[30 +/- sqrt {900-36}]/2 \n" ); document.write( ". \n" ); document.write( "x=[3- +/- sqrt864] /2 \n" ); document.write( ". \n" ); document.write( "x=[3 +/- 29.39]/2 \n" ); document.write( ". \n" ); document.write( "x= .303,,,,29.697 \n" ); document.write( ". \n" ); document.write( " \n" ); document.write( " |