document.write( "Question 92288: Are the following lines parallel, perpendicular, or neither?
\n" ); document.write( " L1 through (–4, –7) and (1, 3)
\n" ); document.write( " L2 through (2, 6) and (4, 10)
\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #67149 by checkley71(8403)\"\" \"About 
You can put this solution on YOUR website!
(3+7)/1+4)=10/5=2
\n" ); document.write( "(10-6)/(4-2)=4/2=2
\n" ); document.write( "THEY BOTH HAVE A SLOPE OF 2 THEREFORE THEY ARE PARALLEL
\n" ); document.write( "
\n" );