document.write( "Question 878963: x(7-x)+5 when x=-2 \n" ); document.write( "
Algebra.Com's Answer #530412 by jim_thompson5910(35256) ![]() You can put this solution on YOUR website! Replace EVERY copy of x with -2 and evaluate\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x(7-x)+5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(-2)(7-(-2))+5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(-2)(7+2)+5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(-2)(9)+5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-18+5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-13\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "This means x(7-x)+5 = -13 when x = -2 \n" ); document.write( " |