Question 100462
slope=(-1+4)/(5+2)=3/7
-4=3/7*-2+b
-4=-6/7+b
b=-4+6/7
b=(-28+6)/7
b=-22/7
y=3x/7-22/7
{{{ graph( 300, 200, -6, 5, -10, 10, y = 3x/7 -22/7) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, y = 3x/7 -22/7).