What is slope of a straight line?

Find slope of a straight line 2x-5y+7=0

The slope of a straight line passing through A(5,4 is -5/12. The points on the line that are 13 unit away from A are

The slope of a straight line through A(4,3) is (4)/(3). The co-ordinates of the points on the line that are 5 unit away from A is

The slope of a straight line through A(3,2) is 3/4 Find the coordinates of the points on the line that are 5units away from A.

The slope of a straight line passing through A(1,2) is 2/3 .The points on the line that are sqrt(13) units away from A are

Consider the statement p : If slope of a straight line is 1 then it is equally inclined to both the axes. Then, the contrapositive of the statement p is

The equation bar(z)=bar(z_(0))+A(z-z_(0)) where A is a constant,and if m is the slope of the straight line then A is