Sue and Kathy were doing their algebra homewor. They were asked to write the equation of the line that passes...

Sue and Kathy were doing their algebra homewor. They were asked to write the equation of the line that passes through the points (-3,4) and (6,1). Sue wrote y-4=-1/3(x+3) and Kathy wrote y=-1/3x+3. Justify why both students are correct