Question 77474
IF THIS IS A LINE FORMULA THEN:
2X-2Y+5=0
-2Y=-2X-5
Y=-2X/-2-5/-2
Y=X-2.5
{{{ graph( 300, 200, -6, 5, -10, 10, y = x -2.5) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, y = x -2.5).