Question 347306
(-5,7) (-8,4)
m=(y2-y1)/(x2-x1)
m=(4-7)/(-8+5)
m=-3/-3=1 ans.
Y=mX+b
Y=1X+b
7=-5+b
b=7+5
b=12  ans. for the Y intercept.
Y=x+12
{{{ graph( 300, 200, -10, 5, -10, 15, x +12) }}} (graph 300x200 pixels, x from -10 to 5, y from -10 to 15, x +12).