ok, let's start with point slope form y-y1=m(x-x1) a point on the line is (x1,y1) and the slope is m so given point (-3,4) and slope -3/4 y-4=-3/4(x-(-3)) y-4=-3/4(x+3) distribute to solve for y y-4=(-3/4)x-9/4 add 4 to both sides y=(-3/4)x-9/4+4 y=(-3/4)x-9/4+16/4 y=(-3/4)x+7/4