f triangle M is a new triangle and it is 3/2 the times of triangle S, then the scale factor going from S back to M is (Hint: it is going backwards)

Aline passes through the points (5,4) and (2.1). part a.) what is the slope of the line that passes through these points? show work. part b.) what is the equation of the line that passes through these points. show work. part c.) where does the line intercept on the x& y axis? show work