Respuesta :
solve for y
px - qy = (r + 1)
-qy = -px + (r + 1)
y = (-px)/-q + (r + 1)/-q
y = (p/q)x - (r + 1)/q
slope is : p/q
px - qy = (r + 1)
-qy = -px + (r + 1)
y = (-px)/-q + (r + 1)/-q
y = (p/q)x - (r + 1)/q
slope is : p/q