Discussion:
How do find the equation of a line?
Q: Find the equation of each line described below:
a) The line through points (-1,4) and (2, 1)
b) The line through points (6,3) and (5,5)
c) The line with slope 1/3 through the point (0,5)
d) The line parallel to y= 2x-5 through point (1,7)