document.write( "Question 1047634: if the square of a number is added to 8 times the number, the sum is 105.Find the number \n" ); document.write( "
Algebra.Com's Answer #663161 by ikleyn(52799)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "x^2 + 8x = 105,\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x^2 + 8x - 105 = 0.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Factor the left side:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(x+15)*(x-7) = 0.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "What are the roots?\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "What is the answer?\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |