Question 161605
4x+5y=22
5y=-4x+22
y=-4x/5+22/5 slope (m)=-4/5.
{{{ graph( 300, 200, -6, 6, -10, 10, -4x/5 +22/5) }}} (graph 300x200 pixels, x from -6 to 6, y from -10 to 10, -4x/5 +22/5).