document.write( "Question 187166: log(2x^2+3x) = log(10x+30) \n" ); document.write( "
Algebra.Com's Answer #140296 by user_dude2008(1862)![]() ![]() ![]() You can put this solution on YOUR website! log(2x^2+3x) = log(10x+30)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2x^2+3x = 10x+30\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2x^2+3x - 10x - 30 = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2x^2-7x-30 = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(x-6)(2x+5) = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x-6=0 or 2x+5=0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Ans: x=6 or x=-5/2 \n" ); document.write( " \n" ); document.write( " |