document.write( "Question 134406: How would you begin to solve the equation 3x+x(x-1)=0. I have worked and worked on this problem. I have an answer but when put back in to equation to check. It does not work. My answer is 1 + square root of 11 / 2 , 1 - square root of 11/2. \n" ); document.write( "
Algebra.Com's Answer #98316 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! How would you begin to solve the equation 3x+x(x-1)=0 \n" ); document.write( "Perform the indicated operations: \n" ); document.write( "3x + x^2 - x = 0 \n" ); document.write( ": \n" ); document.write( "x^2 + 3x - x = 0 \n" ); document.write( ": \n" ); document.write( "x^2 + 2x = 0 \n" ); document.write( ": \n" ); document.write( "Factor out x: \n" ); document.write( "x(x + 2) = 0 \n" ); document.write( ": \n" ); document.write( "Giving you two solutions \n" ); document.write( "x = 0 \n" ); document.write( "and \n" ); document.write( "x = -2 \n" ); document.write( ": \n" ); document.write( "Substituting either solution, confirms the equation \n" ); document.write( " |