Question 1144763
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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/Equation-for--a-straight-line-passing-through-two-given-points.lesson>Equation for a straight line in a coordinate plane passing through two given points</A>


Read it and then solve your problem.


From this lesson, &nbsp;learn the subject once and for all.



&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Happy learning (!)