To find the slope, you use the slope formula. y2-y1/x2-x1 So it would be -1-4/2-3 = -5/-1 The slope is 5. Then you use the point slope formula, which is y-y1=m(x-x1) . So it would be y-4=5(x-3) Then you distribute and get y-4=5x-15 Add a 4 to each side and you get y=5x-11 So the answer is y=5x-11