Question 449919
  <pre><font face = "Tohoma" size = 4 color = "indigo"><b> 
Hi,
linear equation  y = -2/7 x+3
 y = -2/7 x+3
 y = -2/7*-7 + 3  Pt( -7,5)
 y = -2/7*0 + 3   Pt(0 ,3)
 y = -2/7*7 + 3   Pt(7, 1)
{{{drawing(300,300,   -10,10,-10,10,   grid(1),
circle(-7, 5,0.4),
circle(0, 3,0.4),
circle(7, 1,0.4),

graph( 300, 300, -10,10,-10,10,0, (-2/7)x+3))}}}