document.write( "Question 760007: Find the slope of a line that is parallel and perpendicular to the given line 7x+9y=-7 \n" ); document.write( "
Algebra.Com's Answer #462348 by sachi(548)![]() ![]() You can put this solution on YOUR website! 7x+9y=-7 \n" ); document.write( "or 9y=-7x-7 \n" ); document.write( "or y=-7/9x-7/9 comparing with y=mx+c \n" ); document.write( "the slope =m=-7/9 \n" ); document.write( "so the slope of line parallel to given line =-7/9 \n" ); document.write( "& the slope of line perpendicular to given line =9/7 \n" ); document.write( " |