Question 1115829
.
It is very elementary and basic skill that every student must develop to the level to solve such problems on his  (or her) 
own without asking assistance from outside.


To help you to develop such skills,  the special lesson was created in this site


&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=https://www.algebra.com/algebra/homework/word/geometry/Find-the-slope-of--a-straight-line-passing-through-two-given-points.lesson>Find the slope of a straight line in a coordinate plane passing through two given points</A>


Find there the complete explanation on how to do it and learn the subject once for all.