Question 445780
  <pre><font face = "Tohoma" size = 4 color = "indigo"><b> 
Hi,
Using the point-slope formula, {{{m =(y[2] - y[1])/(x[2] - x[1])}}}
(2,7) and 
(5,3) m = 4/-3 = -4/3
Note: the standard slope-intercept form for an equation of a line y = mx + b  
where m is the slope and b the y-intercept.  
  
 y = -(4/3)x + b
 3 = -(4/3)*5 + b
 29/3 = b
 y = -(4/3)x + 29/3
{{{drawing(300,300, -20, 20, -20, 20,   grid(1),
circle(2, 7,0.6),
circle(5, 3,0.6),

graph(300,300,-20, 20, -20, 20, 0,(-4/3)x+ 29/3))}}}