document.write( "Question 90714This question is from textbook Beginning Al
\n" );
document.write( ": Solve: -9(x-3)^2 = -7
\n" );
document.write( "divide both sides by -9
\n" );
document.write( "(x-3)^2 = -7 over -9
\n" );
document.write( "remove the square from the left
\n" );
document.write( "x-3 = +/- radical 7 over radical 9 = radical 63 over 9
\n" );
document.write( "simplifiy the radical on the right
\n" );
document.write( "x-3 = 3 radical 7 over 9
\n" );
document.write( "add three to both sides
\n" );
document.write( "x = 3 +/- 3 radical 7 over 9
\n" );
document.write( "x = 27 over 9 +/- 3 radical 7 over 9
\n" );
document.write( "simplify
\n" );
document.write( "x = 27 +/- 3 radical 7 over 9\r
\n" );
document.write( "\n" );
document.write( "Can someone please confirm the steps I'm taking \n" );
document.write( "
Algebra.Com's Answer #65850 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! steps look good ... reduce last line by dividing numerator and denominator by 3 \n" ); document.write( " |