389,669 views
4 votes
4 votes
Find the rule and solve for n.

Find the rule and solve for n.-example-1
User Rammelmueller
by
2.3k points

1 Answer

19 votes
19 votes
  • (10,1)
  • (12,3)

Rule denotes to equation


\\ \rm\rightarrowtail m=(3-1)/(12-10)=(2)/(2)=1

Equation in point slope form


\\ \rm\rightarrowtail y-1=x-10


\\ \rm\rightarrowtail y=x-9

So


\\ \rm\rightarrowtail n=20-9=11