Question 450235
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Hi,
Find the x and y intercepts and graph the equation plotting the intercepts   
  7x-8y=28 
   0-8y = 28
      y = -28/8 = -7/2  Pt(0,-3.5)
  7x-8y=28 
  7x - 0 = 28
      x = 4             Pt(4,0)
Plotting points and connecting with a line
{{{drawing(300,300,   -6, 6, -6, 6, grid(1),
circle(4, 0,0.3),
circle(0, -3.5,0.3),
graph( 300, 300, -6, 6, -6, 6,0, (7/8)x - 3.5))}}}