You use point-slope form to find the equation of a line if you only have a point and a slope or if you are just given two point. Usually you will convert point-slope form to slope-intercept form to make it easier to use.
useful
In real life its not useful, unless you're going to need geometry in the career you choose.
A line graph is most useful for representing how one variable influences another variable.
Socially useful productive work
Geometry, especially when it comes to triangles and squares.
When taking algebra tests.
to hold a car on a curved driveway
bete al diablo
useful management information
The word better is used to describe something that is higher in quality when compared to something else. It also can mean something is more useful for a specific situation than something else.
The answer probably depends on what this projects (sic!) is. And since you have not bothered to provide that crucial bit of information, I cannot provide a more useful answer.
to describe their research
in hiking and bike racing
The word "useful" is an adjective because it can describe/modify nouns.The part of speech that the word useful is, is an adjective.
laptops are useful, portable and helpful these 3 words describe laptops
its good for your mums condom
becuase its easier to describe the pattern of the data