The slope of the line is
It can be found from any two points that fall on a line by using the formula
2 is x or y from the second point and 1 is x or y from the first point
For example in that problem the first point is -2,0 and the second one is 0,3
It can be found from any two points that fall on a line by using the formula
2 is x or y from the second point and 1 is x or y from the first point
For example in that problem the first point is -2,0 and the second one is 0,3