document.write( "Question 623228: (r,3) , (-4,5), m=-2/5 \n" ); document.write( "
\n" ); document.write( "Hi\n" ); document.write( "( r,3) \n" ); document.write( "(-4,5) m = -2/(r+4) = -2/5\n" ); document.write( " r = 1\n" ); document.write( "CHECKING our Answer***\n" ); document.write( " m = -2/5\n" ); document.write( "