Answer:
2c. is y-3 = 3/4 ( x - 5 ) y - y^1 =m ( x- x^1)
the slope of the line is 3/4
(5,3) must be included on the graph of the line
2a. is (y^2-y^1)/ (x^2-x^1)
that the slope formula
2b. They are similar because they both use x^1 and y^1
also both use and need the slope
