document.write( "Question 184798: Find the slope of the line if it exist.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "(2,1)
\n" ); document.write( "(2,-4)
\n" ); document.write( "

Algebra.Com's Answer #138708 by alaccalac(13)\"\" \"About 
You can put this solution on YOUR website!
No Slope \n" ); document.write( "
\n" );